MSRC_CVE-2023-23393

Vulnerability from csaf_microsoft - Published: 2023-03-14 07:00 - Updated: 2023-03-14 07:00
Summary
Windows BrokerInfrastructure Service Elevation of Privilege Vulnerability
Severity
Important
Notes
Additional Resources: To determine the support lifecycle for your software, see the Microsoft Support Lifecycle: https://support.microsoft.com/lifecycle
Disclaimer: The information provided in the Microsoft Knowledge Base is provided \"as is\" without warranty of any kind. Microsoft disclaims all warranties, either express or implied, including the warranties of merchantability and fitness for a particular purpose. In no event shall Microsoft Corporation or its suppliers be liable for any damages whatsoever including direct, indirect, incidental, consequential, loss of business profits or special damages, even if Microsoft Corporation or its suppliers have been advised of the possibility of such damages. Some states do not allow the exclusion or limitation of liability for consequential or incidental damages so the foregoing limitation may not apply.
Customer Action: Required. The vulnerability documented by this CVE requires customer action to resolve.
CWE-591 - Sensitive Data Storage in Improperly Locked Memory
Affected products
Product Identifier Version Remediation
Windows 10 Version 1809 for 32-bit Systems 10.0.17763.4131
Windows 10 Version 1809 for 32-bit Systems
10.0.17763.4131
Windows 10 Version 1809 for x64-based Systems 10.0.17763.4131
Windows 10 Version 1809 for x64-based Systems
10.0.17763.4131
Windows 10 Version 1809 for ARM64-based Systems 10.0.17763.4131
Windows 10 Version 1809 for ARM64-based Systems
10.0.17763.4131
Windows Server 2019 10.0.17763.4131
Windows Server 2019
10.0.17763.4131
Windows Server 2019 (Server Core installation) 10.0.17763.4131
Windows Server 2019 (Server Core installation)
10.0.17763.4131
Windows 10 Version 20H2 for 32-bit Systems 10.0.19042.2728
Windows 10 Version 20H2 for 32-bit Systems
10.0.19042.2728
Windows 10 Version 20H2 for ARM64-based Systems 10.0.19042.2728
Windows 10 Version 20H2 for ARM64-based Systems
10.0.19042.2728
Windows Server 2022 10.0.20348.1607
Windows Server 2022
10.0.20348.1607
Windows Server 2022 (Server Core installation) 10.0.20348.1607
Windows Server 2022 (Server Core installation)
10.0.20348.1607
Windows 11 version 21H2 for x64-based Systems 10.0.22000.1696
Windows 11 version 21H2 for x64-based Systems
10.0.22000.1696
Windows 11 version 21H2 for ARM64-based Systems 10.0.22000.1696
Windows 11 version 21H2 for ARM64-based Systems
10.0.22000.1696
Windows 10 Version 21H2 for 32-bit Systems 10.0.19044.2728
Windows 10 Version 21H2 for 32-bit Systems
10.0.19044.2728
Windows 10 Version 21H2 for ARM64-based Systems 10.0.19044.2728
Windows 10 Version 21H2 for ARM64-based Systems
10.0.19044.2728
Windows 10 Version 21H2 for x64-based Systems 10.0.19044.2728
Windows 10 Version 21H2 for x64-based Systems
10.0.19044.2728
Windows 11 Version 22H2 for ARM64-based Systems 10.0.22621.1413
Windows 11 Version 22H2 for ARM64-based Systems
10.0.22621.1413
Windows 11 Version 22H2 for x64-based Systems 10.0.22621.1413
Windows 11 Version 22H2 for x64-based Systems
10.0.22621.1413
Windows 10 Version 22H2 for x64-based Systems 10.0.19045.2728
Windows 10 Version 22H2 for x64-based Systems
10.0.19045.2728
Windows 10 Version 22H2 for ARM64-based Systems 10.0.19045.2728
Windows 10 Version 22H2 for ARM64-based Systems
10.0.19045.2728
Windows 10 Version 22H2 for 32-bit Systems 10.0.19045.2728
Windows 10 Version 22H2 for 32-bit Systems
10.0.19045.2728
Product Identifier Version Remediation
Windows 10 Version 22H2 for 32-bit Systems <10.0.19045.2728
Windows 10 Version 22H2 for 32-bit Systems
<10.0.19045.2728
Vendor Fix fix
Windows 10 Version 22H2 for ARM64-based Systems <10.0.19045.2728
Windows 10 Version 22H2 for ARM64-based Systems
<10.0.19045.2728
Vendor Fix fix
Windows 10 Version 22H2 for x64-based Systems <10.0.19045.2728
Windows 10 Version 22H2 for x64-based Systems
<10.0.19045.2728
Vendor Fix fix
Windows 11 Version 22H2 for x64-based Systems <10.0.22621.1413
Windows 11 Version 22H2 for x64-based Systems
<10.0.22621.1413
Vendor Fix fix
Windows 11 Version 22H2 for ARM64-based Systems <10.0.22621.1413
Windows 11 Version 22H2 for ARM64-based Systems
<10.0.22621.1413
Vendor Fix fix
Windows 10 Version 21H2 for x64-based Systems <10.0.19044.2728
Windows 10 Version 21H2 for x64-based Systems
<10.0.19044.2728
Vendor Fix fix
Windows 10 Version 21H2 for ARM64-based Systems <10.0.19044.2728
Windows 10 Version 21H2 for ARM64-based Systems
<10.0.19044.2728
Vendor Fix fix
Windows 10 Version 21H2 for 32-bit Systems <10.0.19044.2728
Windows 10 Version 21H2 for 32-bit Systems
<10.0.19044.2728
Vendor Fix fix
Windows 11 version 21H2 for ARM64-based Systems <10.0.22000.1696
Windows 11 version 21H2 for ARM64-based Systems
<10.0.22000.1696
Vendor Fix fix
Windows 11 version 21H2 for x64-based Systems <10.0.22000.1696
Windows 11 version 21H2 for x64-based Systems
<10.0.22000.1696
Vendor Fix fix
Windows Server 2022 (Server Core installation) <10.0.20348.1607
Windows Server 2022 (Server Core installation)
<10.0.20348.1607
Vendor Fix fix
Vendor Fix fix
Windows Server 2022 <10.0.20348.1607
Windows Server 2022
<10.0.20348.1607
Vendor Fix fix
Vendor Fix fix
Windows 10 Version 20H2 for ARM64-based Systems <10.0.19042.2728
Windows 10 Version 20H2 for ARM64-based Systems
<10.0.19042.2728
Vendor Fix fix
Windows 10 Version 20H2 for 32-bit Systems <10.0.19042.2728
Windows 10 Version 20H2 for 32-bit Systems
<10.0.19042.2728
Vendor Fix fix
Windows Server 2019 (Server Core installation) <10.0.17763.4131
Windows Server 2019 (Server Core installation)
<10.0.17763.4131
Vendor Fix fix
Windows Server 2019 <10.0.17763.4131
Windows Server 2019
<10.0.17763.4131
Vendor Fix fix
Windows 10 Version 1809 for ARM64-based Systems <10.0.17763.4131
Windows 10 Version 1809 for ARM64-based Systems
<10.0.17763.4131
Vendor Fix fix
Windows 10 Version 1809 for x64-based Systems <10.0.17763.4131
Windows 10 Version 1809 for x64-based Systems
<10.0.17763.4131
Vendor Fix fix
Windows 10 Version 1809 for 32-bit Systems <10.0.17763.4131
Windows 10 Version 1809 for 32-bit Systems
<10.0.17763.4131
Vendor Fix fix
Threats
Impact Elevation of Privilege
Exploit Status Exploited:No;Latest Software Release:Exploitation Less Likely;Older Software Release:Exploitation Less Likely

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          "title": "According to the CVSS metric, the attack complexity is high (AC:H). What does that mean for this vulnerability?"
        },
        {
          "category": "faq",
          "text": "An attacker who successfully exploited this vulnerability could gain SYSTEM privileges.",
          "title": "What privileges could be gained by an attacker who successfully exploited this vulnerability?"
        }
      ],
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          "11569",
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          "5",
          "6",
          "7",
          "8",
          "9",
          "10",
          "11",
          "12",
          "13",
          "14",
          "15",
          "16",
          "17",
          "18",
          "19"
        ]
      },
      "references": [
        {
          "category": "self",
          "summary": "CVE-2023-23393 Windows BrokerInfrastructure Service Elevation of Privilege Vulnerability - HTML",
          "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-23393"
        },
        {
          "category": "self",
          "summary": "CVE-2023-23393 Windows BrokerInfrastructure Service Elevation of Privilege Vulnerability - CSAF",
          "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-23393"
        }
      ],
      "remediations": [
        {
          "category": "vendor_fix",
          "date": "2023-03-14T07:00:00.000Z",
          "details": "10.0.17763.4131:Security Update:https://support.microsoft.com/help/5023702",
          "product_ids": [
            "19",
            "18",
            "17",
            "16",
            "15"
          ],
          "url": "https://support.microsoft.com/help/5023702"
        },
        {
          "category": "vendor_fix",
          "date": "2023-03-14T07:00:00.000Z",
          "details": "10.0.20348.1607:Security Update:https://support.microsoft.com/help/5023705",
          "product_ids": [
            "12",
            "11"
          ],
          "url": "https://support.microsoft.com/help/5023705"
        },
        {
          "category": "vendor_fix",
          "date": "2023-03-14T07:00:00.000Z",
          "details": "10.0.20348.1602:Security Hotpatch Update:https://support.microsoft.com/help/5023786",
          "product_ids": [
            "12",
            "11"
          ],
          "url": "https://support.microsoft.com/help/5023786"
        },
        {
          "category": "vendor_fix",
          "date": "2023-03-14T07:00:00.000Z",
          "details": "10.0.19042.2728:Security Update:https://support.microsoft.com/help/5023696",
          "product_ids": [
            "14",
            "13"
          ],
          "url": "https://support.microsoft.com/help/5023696"
        },
        {
          "category": "vendor_fix",
          "date": "2023-03-14T07:00:00.000Z",
          "details": "10.0.22000.1696:Security Update:https://support.microsoft.com/help/5023698",
          "product_ids": [
            "10",
            "9"
          ],
          "url": "https://support.microsoft.com/help/5023698"
        },
        {
          "category": "vendor_fix",
          "date": "2023-03-14T07:00:00.000Z",
          "details": "10.0.19044.2728:Security Update:https://support.microsoft.com/help/5023696",
          "product_ids": [
            "8",
            "7",
            "6"
          ],
          "url": "https://support.microsoft.com/help/5023696"
        },
        {
          "category": "vendor_fix",
          "date": "2023-03-14T07:00:00.000Z",
          "details": "10.0.22621.1413:Security Update:https://support.microsoft.com/help/5023706",
          "product_ids": [
            "5",
            "4"
          ],
          "url": "https://support.microsoft.com/help/5023706"
        },
        {
          "category": "vendor_fix",
          "date": "2023-03-14T07:00:00.000Z",
          "details": "10.0.19045.2728:Security Update:https://support.microsoft.com/help/5023696",
          "product_ids": [
            "3",
            "2",
            "1"
          ],
          "url": "https://support.microsoft.com/help/5023696"
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "attackComplexity": "HIGH",
            "attackVector": "LOCAL",
            "availabilityImpact": "HIGH",
            "baseScore": 7.0,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "environmentalsScore": 0.0,
            "exploitCodeMaturity": "UNPROVEN",
            "integrityImpact": "HIGH",
            "privilegesRequired": "LOW",
            "remediationLevel": "OFFICIAL_FIX",
            "reportConfidence": "CONFIRMED",
            "scope": "UNCHANGED",
            "temporalScore": 6.1,
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C",
            "version": "3.1"
          },
          "products": [
            "1",
            "2",
            "3",
            "4",
            "5",
            "6",
            "7",
            "8",
            "9",
            "10",
            "11",
            "12",
            "13",
            "14",
            "15",
            "16",
            "17",
            "18",
            "19"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "details": "Elevation of Privilege"
        },
        {
          "category": "exploit_status",
          "details": "Exploited:No;Latest Software Release:Exploitation Less Likely;Older Software Release:Exploitation Less Likely"
        }
      ],
      "title": "Windows BrokerInfrastructure Service Elevation of Privilege Vulnerability"
    }
  ]
}


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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.

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Detection rules are retrieved from Rulezet.

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