GCVE Workshop - 22 September 2026 (14:00-18:00), Luxembourg Before The Vulnopticon Conference - Registration

CVE-2021-38645 (GCVE-0-2021-38645)

Vulnerability from cvelistv5 – Published: 2021-09-15 11:24 – Updated: 2026-08-10 15:10
VLAI CISA Previdian
Title
Open Management Infrastructure Elevation of Privilege Vulnerability
Summary
Open Management Infrastructure Elevation of Privilege Vulnerability
Severity
7.8 (High)
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
SSVC
Exploitation: active Automatable: no Technical Impact: total
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2025-02-04 15:43 UTC
CWE
Assigner
References
Impacted products
Vendor Product Version CPE status
Microsoft Azure Automation State Configuration, DSC Extension Affected: 2.0.0 , < DSC Agent versions: 2.71.1.25, 2.70.0.30, 3.0.0.3 (custom)
guessed Create a notification for this product.
Microsoft Azure Automation Update Management Affected: 1.0.0 , < OMS Agent for Linux GA v1.13.40-0 (custom)
guessed Create a notification for this product.
Microsoft Azure Diagnostics (LAD) Affected: 3.0.0 , < LAD v4.0.13 and LAD v3.0.135 (custom)
guessed Create a notification for this product.
Microsoft Azure Security Center Affected: 1.0.0 , < OMS Agent for Linux GA v1.13.40-0 (custom)
guessed Create a notification for this product.
Microsoft Azure Sentinel Affected: 1.0.0 , < OMS Agent for Linux GA v1.13.40-0 (custom)
guessed Create a notification for this product.
Microsoft Azure Stack Hub Affected: 1.0.0 , < Monitor, Update and Config Mgmnt 1.14.01 (custom)
guessed Create a notification for this product.
Microsoft Container Monitoring Solution Affected: 1.0.0 , < publication (custom)
guessed Create a notification for this product.
Microsoft Log Analytics Agent Affected: 1.0.0 , < OMS Agent for Linux GA v1.13.40-0 (custom)
guessed Create a notification for this product.
Microsoft Open Management Infrastructure Affected: 16.0 , < OMI Version 1.6.8-1 (custom)
guessed Create a notification for this product.
Microsoft System Center Operations Manager (SCOM) Affected: 1.0.0 , < OMI version: 1.6.8-1 (custom)
guessed Create a notification for this product.
Date Public
2021-09-14 14:00
CISA
Known Exploited Vulnerability - GCVE BCP-07 Compliant
KEV entry ID: a293ac31-0095-412c-a4e3-7a2b35062af4

Vulnerability ID: CVE-2021-38645

Status: Confirmed

Status Updated: 2021-11-03 00:00 UTC

Exploited: Yes

Timestamps
First Seen: 2021-11-03
Asserted: 2021-11-03
Scope
Notes: KEV entry: Microsoft Open Management Infrastructure (OMI) Privilege Escalation Vulnerability | Affected: Microsoft / Open Management Infrastructure (OMI) | Description: Microsoft Open Management Infrastructure (OMI) within Azure VM Management Extensions contains an unspecified vulnerability that allows for privilege escalation. | Required action: Apply updates per vendor instructions. | Due date: 2021-11-17 | Known ransomware campaign use (KEV): Unknown | Notes (KEV): https://nvd.nist.gov/vuln/detail/CVE-2021-38645
Evidence

Type: Vendor Report

Signal: Successful Exploitation

Confidence: 80%

Source: cisa-kev

Details
Cwes
Feed CISA Known Exploited Vulnerabilities Catalog
Product Open Management Infrastructure (OMI)
Due Date 2021-11-17
Date Added 2021-11-03
Vendorproject Microsoft
Vulnerabilityname Microsoft Open Management Infrastructure (OMI) Privilege Escalation Vulnerability
Knownransomwarecampaignuse Unknown
References
Created: 2026-02-02 12:28 UTC | Updated: 2026-02-06 07:17 UTC
Previdian
Known Exploited Vulnerability - GCVE BCP-07 Compliant
KEV entry ID: cc524db7-1492-464e-9bb2-c9acb1ca49cb

Vulnerability ID: CVE-2021-38645

Status: Confirmed

Status Updated: 2021-11-03 00:00 UTC

Exploited: Yes

Timestamps
First Seen: 2021-11-03
Asserted: 2021-11-03
Scope
Notes: KEVIntel entry: Open Management Infrastructure Elevation of Privilege Vulnerability | Affected: Microsoft / Open Management Infrastructure, System Center Operations Manager (SCOM), Azure Automation State Configuration, DSC Extension, Azure Automation Update Management, Log Analytics Agent, Azure Diagnostics (LAD), Container Monitoring Solution, Azure Security Center, Azure Sentinel, Azure Stack Hub | CVSS: 7.8 (HIGH) | Used in malware: unknown | Not yet in CISA KEV: False
Evidence

Type: Public Report

Signal: Successful Exploitation

Confidence: 70%

Source: kevintel

Details
Feed KEVIntel (kevintel.com)
Title Open Management Infrastructure Elevation of Privilege Vulnerability
Vendor Microsoft
Product Open Management Infrastructure, System Center Operations Manager (SCOM), Azure Automation State Configuration, DSC Extension, Azure Automation Update Management, Log Analytics Agent, Azure Diagnostics (LAD), Container Monitoring Solution, Azure Security Center, Azure Sentinel, Azure Stack Hub
Added Date 2021-11-03T00:00:00.000Z
Cvss Score 7.8
Epss Score None
Cvss Severity HIGH
Epss Percentile None
Used In Malware unknown
Ahead Of Cisa Kev None
Not Yet In Cisa Kev False
References
Created: 2026-06-23 14:04 UTC | Updated: 2026-07-10 06:14 UTC
Show details on NVD website
To clipboard 

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-04T01:51:18.959Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-38645"
          }
        ],
        "title": "CVE Program Container"
      },
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2021-38645",
                "options": [
                  {
                    "Exploitation": "active"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2025-02-04T15:43:58.641391Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          },
          {
            "other": {
              "content": {
                "dateAdded": "2021-11-03",
                "reference": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-38645"
              },
              "type": "kev"
            }
          }
        ],
        "problemTypes": [
          {
            "descriptions": [
              {
                "description": "CWE-noinfo Not enough information",
                "lang": "en",
                "type": "CWE"
              }
            ]
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2025-10-21T23:25:33.443Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "references": [
          {
            "tags": [
              "government-resource"
            ],
            "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-38645"
          }
        ],
        "timeline": [
          {
            "lang": "en",
            "time": "2021-11-03T00:00:00.000Z",
            "value": "CVE-2021-38645 added to CISA KEV"
          }
        ],
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "Azure Automation State Configuration, DSC Extension",
          "vendor": "Microsoft",
          "versions": [
            {
              "lessThan": "DSC Agent versions: 2.71.1.25, 2.70.0.30, 3.0.0.3",
              "status": "affected",
              "version": "2.0.0",
              "versionType": "custom"
            }
          ]
        },
        {
          "product": "Azure Automation Update Management",
          "vendor": "Microsoft",
          "versions": [
            {
              "lessThan": "OMS Agent for Linux GA v1.13.40-0",
              "status": "affected",
              "version": "1.0.0",
              "versionType": "custom"
            }
          ]
        },
        {
          "product": "Azure Diagnostics (LAD)",
          "vendor": "Microsoft",
          "versions": [
            {
              "lessThan": "LAD v4.0.13 and LAD v3.0.135",
              "status": "affected",
              "version": "3.0.0",
              "versionType": "custom"
            }
          ]
        },
        {
          "product": "Azure Security Center",
          "vendor": "Microsoft",
          "versions": [
            {
              "lessThan": "OMS Agent for Linux GA v1.13.40-0",
              "status": "affected",
              "version": "1.0.0",
              "versionType": "custom"
            }
          ]
        },
        {
          "product": "Azure Sentinel",
          "vendor": "Microsoft",
          "versions": [
            {
              "lessThan": "OMS Agent for Linux GA v1.13.40-0",
              "status": "affected",
              "version": "1.0.0",
              "versionType": "custom"
            }
          ]
        },
        {
          "product": "Azure Stack Hub",
          "vendor": "Microsoft",
          "versions": [
            {
              "lessThan": "Monitor, Update and Config Mgmnt 1.14.01",
              "status": "affected",
              "version": "1.0.0",
              "versionType": "custom"
            }
          ]
        },
        {
          "product": "Container Monitoring Solution",
          "vendor": "Microsoft",
          "versions": [
            {
              "lessThan": "publication",
              "status": "affected",
              "version": "1.0.0",
              "versionType": "custom"
            }
          ]
        },
        {
          "product": "Log Analytics Agent",
          "vendor": "Microsoft",
          "versions": [
            {
              "lessThan": "OMS Agent for Linux GA v1.13.40-0",
              "status": "affected",
              "version": "1.0.0",
              "versionType": "custom"
            }
          ]
        },
        {
          "product": "Open Management Infrastructure",
          "vendor": "Microsoft",
          "versions": [
            {
              "lessThan": "OMI Version 1.6.8-1",
              "status": "affected",
              "version": "16.0",
              "versionType": "custom"
            }
          ]
        },
        {
          "product": "System Center Operations Manager (SCOM)",
          "vendor": "Microsoft",
          "versions": [
            {
              "lessThan": "OMI version: 1.6.8-1",
              "status": "affected",
              "version": "1.0.0",
              "versionType": "custom"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:a:microsoft:open_management_infrastructure:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "OMI Version 1.6.8-1",
                  "versionStartIncluding": "16.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:microsoft:system_center_operations_manager:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "OMI version: 1.6.8-1",
                  "versionStartIncluding": "1.0.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:microsoft:azure_automation_state_configuration:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "DSC Agent versions: 2.71.1.25, 2.70.0.30, 3.0.0.3",
                  "versionStartIncluding": "2.0.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:microsoft:azure_automation_update_management:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "OMS Agent for Linux GA v1.13.40-0",
                  "versionStartIncluding": "1.0.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:microsoft:log_analytics_agent:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "OMS Agent for Linux GA v1.13.40-0",
                  "versionStartIncluding": "1.0.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:microsoft:azure_diagnostics:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "LAD v4.0.13 and LAD v3.0.135",
                  "versionStartIncluding": "3.0.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:microsoft:container_monitoring_solution:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "publication",
                  "versionStartIncluding": "1.0.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:microsoft:azure_security_center:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "OMS Agent for Linux GA v1.13.40-0",
                  "versionStartIncluding": "1.0.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:microsoft:azure_sentinel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "OMS Agent for Linux GA v1.13.40-0",
                  "versionStartIncluding": "1.0.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:microsoft:azure_stack_hub:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "Monitor, Update and Config Mgmnt 1.14.01",
                  "versionStartIncluding": "1.0.0",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "datePublic": "2021-09-14T14:00:00.000Z",
      "descriptions": [
        {
          "lang": "en-US",
          "value": "Open Management Infrastructure Elevation of Privilege Vulnerability"
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "baseScore": 7.8,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C",
            "version": "3.1"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en-US",
              "value": "GENERAL"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "Elevation of Privilege",
              "lang": "en-US",
              "type": "Impact"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-08-10T15:10:53.641Z",
        "orgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8",
        "shortName": "microsoft"
      },
      "references": [
        {
          "name": "Open Management Infrastructure Elevation of Privilege Vulnerability",
          "tags": [
            "vendor-advisory",
            "patch"
          ],
          "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-38645"
        }
      ],
      "title": "Open Management Infrastructure Elevation of Privilege Vulnerability"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8",
    "assignerShortName": "microsoft",
    "cveId": "CVE-2021-38645",
    "datePublished": "2021-09-15T11:24:05.000Z",
    "dateReserved": "2021-08-13T00:00:00.000Z",
    "dateUpdated": "2026-08-10T15:10:53.641Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
    "cisa_known_exploited": {
      "cveID": "CVE-2021-38645",
      "dateAdded": "2021-11-03",
      "dueDate": "2021-11-17",
      "forensicTriage": "No",
      "knownRansomwareCampaignUse": "Unknown",
      "notes": "https://nvd.nist.gov/vuln/detail/CVE-2021-38645",
      "product": "Open Management Infrastructure (OMI)",
      "requiredAction": "Apply updates per vendor instructions.",
      "shortDescription": "Microsoft Open Management Infrastructure (OMI) within Azure VM Management Extensions contains an unspecified vulnerability that allows for privilege escalation.",
      "vendorProject": "Microsoft",
      "vulnerabilityName": "Microsoft Open Management Infrastructure (OMI) Privilege Escalation Vulnerability"
    },
    "epss": {
      "cve": "CVE-2021-38645",
      "date": "2026-09-15",
      "epss": "0.02727",
      "percentile": "0.85272"
    },
    "fkie_nvd": {
      "cisaActionDue": "2021-11-17",
      "cisaExploitAdd": "2021-11-03",
      "cisaRequiredAction": "Apply updates per vendor instructions.",
      "cisaVulnerabilityName": "Microsoft Open Management Infrastructure (OMI) Privilege Escalation Vulnerability",
      "configurations": "[{\"nodes\": [{\"operator\": \"OR\", \"negate\": false, \"cpeMatch\": [{\"vulnerable\": true, \"criteria\": \"cpe:2.3:a:microsoft:azure_automation_state_configuration:-:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"DEC617A6-F1BC-44DE-A9BB-BECF2E788B0E\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:a:microsoft:azure_automation_update_management:-:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"23A8B342-E863-4C71-9CE1-FB325FF34829\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:a:microsoft:azure_diagnostics_\\\\(lad\\\\):-:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"37AC51D6-F6F3-45D8-91E7-6EDD01C0273E\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:a:microsoft:azure_open_management_infrastructure:-:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"8477F336-71BB-4C49-A4EB-E1BC1EFF2F49\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:a:microsoft:azure_security_center:-:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"BA1626DA-5B19-4291-B840-633EF458984C\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:a:microsoft:azure_sentinel:-:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"B80F8C3B-BEF9-43D5-9455-6C6F608CF519\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:a:microsoft:azure_stack_hub:-:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"B457DA44-AD83-4E5C-B180-8A227462EC60\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:a:microsoft:container_monitoring_solution:-:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"68A461E8-C834-4F97-98E3-516A191A3BAA\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:a:microsoft:log_analytics_agent:-:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"FDAE892B-324C-45E3-BFA0-C2B7B6939F54\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:a:microsoft:system_center_operations_manager:-:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"79983385-D5FE-4F76-924C-A2AA7E5BAAE8\"}]}]}]",
      "descriptions": "[{\"lang\": \"en\", \"value\": \"Open Management Infrastructure Elevation of Privilege Vulnerability\"}, {\"lang\": \"es\", \"value\": \"Una Vulnerabilidad de Elevaci\\u00f3n de Privilegios en Open Management Infrastructure. Este CVE ID es diferente de CVE-2021-38648, CVE-2021-38649\"}]",
      "id": "CVE-2021-38645",
      "lastModified": "2024-11-21T06:17:48.213",
      "metrics": "{\"cvssMetricV31\": [{\"source\": \"secure@microsoft.com\", \"type\": \"Secondary\", \"cvssData\": {\"version\": \"3.1\", \"vectorString\": \"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H\", \"baseScore\": 7.8, \"baseSeverity\": \"HIGH\", \"attackVector\": \"LOCAL\", \"attackComplexity\": \"LOW\", \"privilegesRequired\": \"LOW\", \"userInteraction\": \"NONE\", \"scope\": \"UNCHANGED\", \"confidentialityImpact\": \"HIGH\", \"integrityImpact\": \"HIGH\", \"availabilityImpact\": \"HIGH\"}, \"exploitabilityScore\": 1.8, \"impactScore\": 5.9}, {\"source\": \"nvd@nist.gov\", \"type\": \"Secondary\", \"cvssData\": {\"version\": \"3.1\", \"vectorString\": \"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H\", \"baseScore\": 7.8, \"baseSeverity\": \"HIGH\", \"attackVector\": \"LOCAL\", \"attackComplexity\": \"LOW\", \"privilegesRequired\": \"LOW\", \"userInteraction\": \"NONE\", \"scope\": \"UNCHANGED\", \"confidentialityImpact\": \"HIGH\", \"integrityImpact\": \"HIGH\", \"availabilityImpact\": \"HIGH\"}, \"exploitabilityScore\": 1.8, \"impactScore\": 5.9}], \"cvssMetricV2\": [{\"source\": \"nvd@nist.gov\", \"type\": \"Primary\", \"cvssData\": {\"version\": \"2.0\", \"vectorString\": \"AV:L/AC:L/Au:N/C:P/I:P/A:P\", \"baseScore\": 4.6, \"accessVector\": \"LOCAL\", \"accessComplexity\": \"LOW\", \"authentication\": \"NONE\", \"confidentialityImpact\": \"PARTIAL\", \"integrityImpact\": \"PARTIAL\", \"availabilityImpact\": \"PARTIAL\"}, \"baseSeverity\": \"MEDIUM\", \"exploitabilityScore\": 3.9, \"impactScore\": 6.4, \"acInsufInfo\": false, \"obtainAllPrivilege\": false, \"obtainUserPrivilege\": false, \"obtainOtherPrivilege\": false, \"userInteractionRequired\": false}]}",
      "published": "2021-09-15T12:15:14.967",
      "references": "[{\"url\": \"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-38645\", \"source\": \"secure@microsoft.com\", \"tags\": [\"Patch\", \"Vendor Advisory\"]}, {\"url\": \"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-38645\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Patch\", \"Vendor Advisory\"]}]",
      "sourceIdentifier": "secure@microsoft.com",
      "vulnStatus": "Modified",
      "weaknesses": "[{\"source\": \"nvd@nist.gov\", \"type\": \"Primary\", \"description\": [{\"lang\": \"en\", \"value\": \"NVD-CWE-noinfo\"}]}]"
    },
    "nvd": "{\"cve\":{\"id\":\"CVE-2021-38645\",\"sourceIdentifier\":\"secure@microsoft.com\",\"published\":\"2021-09-15T12:15:14.967\",\"lastModified\":\"2026-08-10T20:18:58.577\",\"vulnStatus\":\"Analyzed\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"Open Management Infrastructure Elevation of Privilege Vulnerability\"},{\"lang\":\"es\",\"value\":\"Una Vulnerabilidad de Elevaci\u00f3n de Privilegios en Open Management Infrastructure. Este CVE ID es diferente de CVE-2021-38648, CVE-2021-38649\"}],\"affected\":[{\"source\":\"secure@microsoft.com\",\"affectedData\":[{\"vendor\":\"Microsoft\",\"product\":\"Azure Automation State Configuration, DSC Extension\",\"versions\":[{\"version\":\"2.0.0\",\"lessThan\":\"DSC Agent versions: 2.71.1.25, 2.70.0.30, 3.0.0.3\",\"versionType\":\"custom\",\"status\":\"affected\"}]},{\"vendor\":\"Microsoft\",\"product\":\"Azure Automation Update Management\",\"versions\":[{\"version\":\"1.0.0\",\"lessThan\":\"OMS Agent for Linux GA v1.13.40-0\",\"versionType\":\"custom\",\"status\":\"affected\"}]},{\"vendor\":\"Microsoft\",\"product\":\"Azure Diagnostics (LAD)\",\"versions\":[{\"version\":\"3.0.0\",\"lessThan\":\"LAD v4.0.13 and LAD v3.0.135\",\"versionType\":\"custom\",\"status\":\"affected\"}]},{\"vendor\":\"Microsoft\",\"product\":\"Azure Security Center\",\"versions\":[{\"version\":\"1.0.0\",\"lessThan\":\"OMS Agent for Linux GA v1.13.40-0\",\"versionType\":\"custom\",\"status\":\"affected\"}]},{\"vendor\":\"Microsoft\",\"product\":\"Azure Sentinel\",\"versions\":[{\"version\":\"1.0.0\",\"lessThan\":\"OMS Agent for Linux GA v1.13.40-0\",\"versionType\":\"custom\",\"status\":\"affected\"}]},{\"vendor\":\"Microsoft\",\"product\":\"Azure Stack Hub\",\"versions\":[{\"version\":\"1.0.0\",\"lessThan\":\"Monitor, Update and Config Mgmnt 1.14.01\",\"versionType\":\"custom\",\"status\":\"affected\"}]},{\"vendor\":\"Microsoft\",\"product\":\"Container Monitoring Solution\",\"versions\":[{\"version\":\"1.0.0\",\"lessThan\":\"publication\",\"versionType\":\"custom\",\"status\":\"affected\"}]},{\"vendor\":\"Microsoft\",\"product\":\"Log Analytics Agent\",\"versions\":[{\"version\":\"1.0.0\",\"lessThan\":\"OMS Agent for Linux GA v1.13.40-0\",\"versionType\":\"custom\",\"status\":\"affected\"}]},{\"vendor\":\"Microsoft\",\"product\":\"Open Management Infrastructure\",\"versions\":[{\"version\":\"16.0\",\"lessThan\":\"OMI Version 1.6.8-1\",\"versionType\":\"custom\",\"status\":\"affected\"}]},{\"vendor\":\"Microsoft\",\"product\":\"System Center Operations Manager (SCOM)\",\"versions\":[{\"version\":\"1.0.0\",\"lessThan\":\"OMI version: 1.6.8-1\",\"versionType\":\"custom\",\"status\":\"affected\"}]}]}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"secure@microsoft.com\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H\",\"baseScore\":7.8,\"baseSeverity\":\"HIGH\",\"attackVector\":\"LOCAL\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"HIGH\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":1.8,\"impactScore\":5.9},{\"source\":\"nvd@nist.gov\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H\",\"baseScore\":7.8,\"baseSeverity\":\"HIGH\",\"attackVector\":\"LOCAL\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"HIGH\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":1.8,\"impactScore\":5.9}],\"cvssMetricV2\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"2.0\",\"vectorString\":\"AV:L/AC:L/Au:N/C:P/I:P/A:P\",\"baseScore\":4.6,\"accessVector\":\"LOCAL\",\"accessComplexity\":\"LOW\",\"authentication\":\"NONE\",\"confidentialityImpact\":\"PARTIAL\",\"integrityImpact\":\"PARTIAL\",\"availabilityImpact\":\"PARTIAL\"},\"baseSeverity\":\"MEDIUM\",\"exploitabilityScore\":3.9,\"impactScore\":6.4,\"acInsufInfo\":false,\"obtainAllPrivilege\":false,\"obtainUserPrivilege\":false,\"obtainOtherPrivilege\":false,\"userInteractionRequired\":false}],\"ssvcV203\":[{\"source\":\"134c704f-9b21-4f2e-91b3-4a467353bcc0\",\"ssvcData\":{\"timestamp\":\"2025-02-04T15:43:58.641391Z\",\"id\":\"CVE-2021-38645\",\"options\":[{\"exploitation\":\"active\"},{\"automatable\":\"no\"},{\"technicalImpact\":\"total\"}],\"role\":\"CISA Coordinator\",\"version\":\"2.0.3\"}}]},\"cisaExploitAdd\":\"2021-11-03\",\"cisaActionDue\":\"2021-11-17\",\"cisaRequiredAction\":\"Apply updates per vendor instructions.\",\"cisaVulnerabilityName\":\"Microsoft Open Management Infrastructure (OMI) Privilege Escalation Vulnerability\",\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"NVD-CWE-noinfo\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:microsoft:azure_automation_state_configuration:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"DEC617A6-F1BC-44DE-A9BB-BECF2E788B0E\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:microsoft:azure_automation_update_management:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"23A8B342-E863-4C71-9CE1-FB325FF34829\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:microsoft:azure_diagnostics_\\\\(lad\\\\):-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"37AC51D6-F6F3-45D8-91E7-6EDD01C0273E\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:microsoft:azure_security_center:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"BA1626DA-5B19-4291-B840-633EF458984C\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:microsoft:azure_sentinel:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"B80F8C3B-BEF9-43D5-9455-6C6F608CF519\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:microsoft:azure_stack_hub:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"B457DA44-AD83-4E5C-B180-8A227462EC60\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:microsoft:container_monitoring_solution:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"68A461E8-C834-4F97-98E3-516A191A3BAA\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:microsoft:log_analytics_agent:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"FDAE892B-324C-45E3-BFA0-C2B7B6939F54\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:microsoft:open_management_infrastructure:*:*:*:*:*:*:*:*\",\"versionEndExcluding\":\"1.6.8-1\",\"matchCriteriaId\":\"BAB66E86-E1A2-484F-9A76-F04A308CB182\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:microsoft:system_center_operations_manager:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"79983385-D5FE-4F76-924C-A2AA7E5BAAE8\"}]}]}],\"references\":[{\"url\":\"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-38645\",\"source\":\"secure@microsoft.com\",\"tags\":[\"Patch\",\"Vendor Advisory\"]},{\"url\":\"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-38645\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Patch\",\"Vendor Advisory\"]},{\"url\":\"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-38645\",\"source\":\"134c704f-9b21-4f2e-91b3-4a467353bcc0\",\"tags\":[\"US Government Resource\"]}]}}",
    "redhat_vex": {
      "current_release_date": "2026-03-27T13:41:43+00:00",
      "cve": "CVE-2021-38645",
      "id": "CVE-2021-38645",
      "initial_release_date": "2021-09-14T07:00:00+00:00",
      "product_status:known_not_affected": "1",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "Open Management Infrastructure Elevation of Privilege Vulnerability",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2021/cve-2021-38645.json",
      "version": "3"
    },
    "suse_vex": {
      "aggregate_severity": "critical",
      "current_release_date": "2025-07-08T00:14:49Z",
      "cve": "CVE-2021-38645",
      "id": "CVE-2021-38645",
      "initial_release_date": "2023-02-15T03:38:28Z",
      "source": "SUSE CSAF VEX",
      "status": "interim",
      "title": "SUSE CVE CVE-2021-38645",
      "url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2021-38645.json",
      "version": "6"
    },
    "vulnrichment": {
      "containers": "{\"adp\": [{\"title\": \"CVE Program Container\", \"references\": [{\"url\": \"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-38645\", \"tags\": [\"x_refsource_MISC\", \"x_transferred\"]}], \"providerMetadata\": {\"orgId\": \"af854a3a-2127-422b-91ae-364da2661108\", \"shortName\": \"CVE\", \"dateUpdated\": \"2024-08-04T01:51:18.959Z\"}}, {\"title\": \"CISA ADP Vulnrichment\", \"metrics\": [{\"other\": {\"type\": \"ssvc\", \"content\": {\"id\": \"CVE-2021-38645\", \"role\": \"CISA Coordinator\", \"options\": [{\"Exploitation\": \"active\"}, {\"Automatable\": \"no\"}, {\"Technical Impact\": \"total\"}], \"version\": \"2.0.3\", \"timestamp\": \"2025-02-04T15:43:58.641391Z\"}}}, {\"other\": {\"type\": \"kev\", \"content\": {\"dateAdded\": \"2021-11-03\", \"reference\": \"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-38645\"}}}], \"timeline\": [{\"lang\": \"en\", \"time\": \"2021-11-03T00:00:00.000Z\", \"value\": \"CVE-2021-38645 added to CISA KEV\"}], \"references\": [{\"url\": \"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-38645\", \"tags\": [\"government-resource\"]}], \"problemTypes\": [{\"descriptions\": [{\"lang\": \"en\", \"type\": \"CWE\", \"description\": \"CWE-noinfo Not enough information\"}]}], \"providerMetadata\": {\"orgId\": \"134c704f-9b21-4f2e-91b3-4a467353bcc0\", \"shortName\": \"CISA-ADP\", \"dateUpdated\": \"2025-02-04T15:44:10.358Z\"}}], \"cna\": {\"title\": \"Open Management Infrastructure Elevation of Privilege Vulnerability\", \"metrics\": [{\"format\": \"CVSS\", \"cvssV3_1\": {\"version\": \"3.1\", \"baseScore\": 7.8, \"baseSeverity\": \"HIGH\", \"vectorString\": \"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C\"}, \"scenarios\": [{\"lang\": \"en-US\", \"value\": \"GENERAL\"}]}], \"affected\": [{\"vendor\": \"Microsoft\", \"product\": \"Azure Automation State Configuration, DSC Extension\", \"versions\": [{\"status\": \"affected\", \"version\": \"2.0.0\", \"lessThan\": \"DSC Agent versions: 2.71.1.25, 2.70.0.30, 3.0.0.3\", \"versionType\": \"custom\"}]}, {\"vendor\": \"Microsoft\", \"product\": \"Azure Automation Update Management\", \"versions\": [{\"status\": \"affected\", \"version\": \"1.0.0\", \"lessThan\": \"OMS Agent for Linux GA v1.13.40-0\", \"versionType\": \"custom\"}]}, {\"vendor\": \"Microsoft\", \"product\": \"Azure Diagnostics (LAD)\", \"versions\": [{\"status\": \"affected\", \"version\": \"3.0.0\", \"lessThan\": \"LAD v4.0.13 and LAD v3.0.135\", \"versionType\": \"custom\"}]}, {\"vendor\": \"Microsoft\", \"product\": \"Azure Security Center\", \"versions\": [{\"status\": \"affected\", \"version\": \"1.0.0\", \"lessThan\": \"OMS Agent for Linux GA v1.13.40-0\", \"versionType\": \"custom\"}]}, {\"vendor\": \"Microsoft\", \"product\": \"Azure Sentinel\", \"versions\": [{\"status\": \"affected\", \"version\": \"1.0.0\", \"lessThan\": \"OMS Agent for Linux GA v1.13.40-0\", \"versionType\": \"custom\"}]}, {\"vendor\": \"Microsoft\", \"product\": \"Azure Stack Hub\", \"versions\": [{\"status\": \"affected\", \"version\": \"1.0.0\", \"lessThan\": \"Monitor, Update and Config Mgmnt 1.14.01\", \"versionType\": \"custom\"}]}, {\"vendor\": \"Microsoft\", \"product\": \"Container Monitoring Solution\", \"versions\": [{\"status\": \"affected\", \"version\": \"1.0.0\", \"lessThan\": \"publication\", \"versionType\": \"custom\"}]}, {\"vendor\": \"Microsoft\", \"product\": \"Log Analytics Agent\", \"versions\": [{\"status\": \"affected\", \"version\": \"1.0.0\", \"lessThan\": \"OMS Agent for Linux GA v1.13.40-0\", \"versionType\": \"custom\"}]}, {\"vendor\": \"Microsoft\", \"product\": \"Open Management Infrastructure\", \"versions\": [{\"status\": \"affected\", \"version\": \"16.0\", \"lessThan\": \"OMI Version 1.6.8-1\", \"versionType\": \"custom\"}]}, {\"vendor\": \"Microsoft\", \"product\": \"System Center Operations Manager (SCOM)\", \"versions\": [{\"status\": \"affected\", \"version\": \"1.0.0\", \"lessThan\": \"OMI version: 1.6.8-1\", \"versionType\": \"custom\"}]}], \"datePublic\": \"2021-09-14T14:00:00.000Z\", \"references\": [{\"url\": \"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-38645\", \"name\": \"Open Management Infrastructure Elevation of Privilege Vulnerability\", \"tags\": [\"vendor-advisory\", \"patch\"]}], \"descriptions\": [{\"lang\": \"en-US\", \"value\": \"Open Management Infrastructure Elevation of Privilege Vulnerability\"}], \"problemTypes\": [{\"descriptions\": [{\"lang\": \"en-US\", \"type\": \"Impact\", \"description\": \"Elevation of Privilege\"}]}], \"cpeApplicability\": [{\"nodes\": [{\"negate\": false, \"cpeMatch\": [{\"criteria\": \"cpe:2.3:a:microsoft:open_management_infrastructure:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"OMI Version 1.6.8-1\", \"versionStartIncluding\": \"16.0\"}, {\"criteria\": \"cpe:2.3:a:microsoft:system_center_operations_manager:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"OMI version: 1.6.8-1\", \"versionStartIncluding\": \"1.0.0\"}, {\"criteria\": \"cpe:2.3:a:microsoft:azure_automation_state_configuration:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"DSC Agent versions: 2.71.1.25, 2.70.0.30, 3.0.0.3\", \"versionStartIncluding\": \"2.0.0\"}, {\"criteria\": \"cpe:2.3:a:microsoft:azure_automation_update_management:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"OMS Agent for Linux GA v1.13.40-0\", \"versionStartIncluding\": \"1.0.0\"}, {\"criteria\": \"cpe:2.3:a:microsoft:log_analytics_agent:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"OMS Agent for Linux GA v1.13.40-0\", \"versionStartIncluding\": \"1.0.0\"}, {\"criteria\": \"cpe:2.3:a:microsoft:azure_diagnostics:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"LAD v4.0.13 and LAD v3.0.135\", \"versionStartIncluding\": \"3.0.0\"}, {\"criteria\": \"cpe:2.3:a:microsoft:container_monitoring_solution:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"publication\", \"versionStartIncluding\": \"1.0.0\"}, {\"criteria\": \"cpe:2.3:a:microsoft:azure_security_center:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"OMS Agent for Linux GA v1.13.40-0\", \"versionStartIncluding\": \"1.0.0\"}, {\"criteria\": \"cpe:2.3:a:microsoft:azure_sentinel:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"OMS Agent for Linux GA v1.13.40-0\", \"versionStartIncluding\": \"1.0.0\"}, {\"criteria\": \"cpe:2.3:a:microsoft:azure_stack_hub:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"Monitor, Update and Config Mgmnt 1.14.01\", \"versionStartIncluding\": \"1.0.0\"}], \"operator\": \"OR\"}]}], \"providerMetadata\": {\"orgId\": \"f38d906d-7342-40ea-92c1-6c4a2c6478c8\", \"shortName\": \"microsoft\", \"dateUpdated\": \"2026-08-10T15:10:53.641Z\"}}}",
      "cveMetadata": "{\"cveId\": \"CVE-2021-38645\", \"state\": \"PUBLISHED\", \"dateUpdated\": \"2026-08-10T15:10:53.641Z\", \"dateReserved\": \"2021-08-13T00:00:00.000Z\", \"assignerOrgId\": \"f38d906d-7342-40ea-92c1-6c4a2c6478c8\", \"datePublished\": \"2021-09-15T11:24:05.000Z\", \"assignerShortName\": \"microsoft\"}",
      "dataType": "CVE_RECORD",
      "dataVersion": "5.2"
    }
  }
}



Log in or create an account to share your comment.




Tags
Taxonomy of the tags.





Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.


Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.