Vulnerability-Lookup

CNVD-2021-18020

Vulnerability from cnvd - Published: 2021-03-16

Title

SAP NetWeaver未授权访问漏洞

Description

SAP Netweaver是德国思爱普（SAP）公司的一套面向服务的集成化应用平台。该平台主要为SAP应用程序提供开发和运行环境。 SAP NetWeaver 7.10、7.11、7.20、7.30、7.31、7.40、7.50版本存在安全漏洞，该漏洞允许未经授权的攻击者访问配置对象，包括授予管理权限的对象。

Severity

高

Patch Name

SAP NetWeaver未授权访问漏洞的补丁

Patch Description

Formal description

厂商已发布了漏洞修复程序，请及时关注更新：https://launchpad.support.sap.com/#/notes/3022422

Reference

https://wiki.scn.sap.com/wiki/pages/viewpage.action?pageId=571343107

Impacted products

Name
['SAP SAP Netweaver 7.30', 'SAP SAP Netweaver 7.31', 'SAP SAP Netweaver 7.40', 'SAP SAP Netweaver 7.50', 'SAP SAP Netweaver 7.20', 'SAP SAP Netweaver 7.10', 'SAP SAP Netweaver 7.11']

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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2021-21481",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2021-21481"
    }
  },
  "description": "SAP Netweaver\u662f\u5fb7\u56fd\u601d\u7231\u666e\uff08SAP\uff09\u516c\u53f8\u7684\u4e00\u5957\u9762\u5411\u670d\u52a1\u7684\u96c6\u6210\u5316\u5e94\u7528\u5e73\u53f0\u3002\u8be5\u5e73\u53f0\u4e3b\u8981\u4e3aSAP\u5e94\u7528\u7a0b\u5e8f\u63d0\u4f9b\u5f00\u53d1\u548c\u8fd0\u884c\u73af\u5883\u3002\n\nSAP NetWeaver 7.10\u30017.11\u30017.20\u30017.30\u30017.31\u30017.40\u30017.50\u7248\u672c\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u5141\u8bb8\u672a\u7ecf\u6388\u6743\u7684\u653b\u51fb\u8005\u8bbf\u95ee\u914d\u7f6e\u5bf9\u8c61\uff0c\u5305\u62ec\u6388\u4e88\u7ba1\u7406\u6743\u9650\u7684\u5bf9\u8c61\u3002",
  "formalWay": "\u5382\u5546\u5df2\u53d1\u5e03\u4e86\u6f0f\u6d1e\u4fee\u590d\u7a0b\u5e8f\uff0c\u8bf7\u53ca\u65f6\u5173\u6ce8\u66f4\u65b0\uff1ahttps://launchpad.support.sap.com/#/notes/3022422",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-18020",
  "openTime": "2021-03-16",
  "patchDescription": "SAP Netweaver\u662f\u5fb7\u56fd\u601d\u7231\u666e\uff08SAP\uff09\u516c\u53f8\u7684\u4e00\u5957\u9762\u5411\u670d\u52a1\u7684\u96c6\u6210\u5316\u5e94\u7528\u5e73\u53f0\u3002\u8be5\u5e73\u53f0\u4e3b\u8981\u4e3aSAP\u5e94\u7528\u7a0b\u5e8f\u63d0\u4f9b\u5f00\u53d1\u548c\u8fd0\u884c\u73af\u5883\u3002\r\n\r\nSAP NetWeaver 7.10\u30017.11\u30017.20\u30017.30\u30017.31\u30017.40\u30017.50\u7248\u672c\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u5141\u8bb8\u672a\u7ecf\u6388\u6743\u7684\u653b\u51fb\u8005\u8bbf\u95ee\u914d\u7f6e\u5bf9\u8c61\uff0c\u5305\u62ec\u6388\u4e88\u7ba1\u7406\u6743\u9650\u7684\u5bf9\u8c61\u3002\u76ee\u524d\uff0c\u4f9b\u5e94\u5546\u53d1\u5e03\u4e86\u5b89\u5168\u516c\u544a\u53ca\u76f8\u5173\u8865\u4e01\u4fe1\u606f\uff0c\u4fee\u590d\u4e86\u6b64\u6f0f\u6d1e\u3002",
  "patchName": "SAP NetWeaver\u672a\u6388\u6743\u8bbf\u95ee\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": [
      "SAP SAP Netweaver 7.30",
      "SAP SAP Netweaver 7.31",
      "SAP SAP Netweaver 7.40",
      "SAP SAP Netweaver 7.50",
      "SAP SAP Netweaver 7.20",
      "SAP SAP Netweaver 7.10",
      "SAP SAP Netweaver 7.11"
    ]
  },
  "referenceLink": "https://wiki.scn.sap.com/wiki/pages/viewpage.action?pageId=571343107",
  "serverity": "\u9ad8",
  "submitTime": "2021-03-10",
  "title": "SAP NetWeaver\u672a\u6388\u6743\u8bbf\u95ee\u6f0f\u6d1e"
}

CVE-2021-21481 (GCVE-0-2021-21481)

Vulnerability from cvelistv5 – Published: 2021-03-09 14:05 – Updated: 2024-08-03 18:16

Summary

The MigrationService, which is part of SAP NetWeaver versions 7.10, 7.11, 7.20, 7.30, 7.31, 7.40, 7.50, does not perform an authorization check. This might allow an unauthorized attacker to access configuration objects, including such that grant administrative privileges. This could result in complete compromise of system confidentiality, integrity, and availability.

Severity

9.6 (Critical)


                        
                          CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

CWE

Missing Authorization

Assigner

sap mitre root

References

2 references

URL	Tags
https://launchpad.support.sap.com/#/notes/3022422	x_refsource_MISC
https://wiki.scn.sap.com/wiki/pages/viewpage.acti…	x_refsource_MISC

Impacted products

1 product

Vendor	Product	Version
SAP SE	SAP NetWeaver AS JAVA (MigrationService)	Affected: < 7.10 Affected: < 7.11 Affected: < 7.30 Affected: < 7.31 Affected: < 7.40 Affected: < 7.50

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JSON

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{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-03T18:16:22.540Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://launchpad.support.sap.com/#/notes/3022422"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://wiki.scn.sap.com/wiki/pages/viewpage.action?pageId=571343107"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "SAP NetWeaver AS JAVA (MigrationService)",
          "vendor": "SAP SE",
          "versions": [
            {
              "status": "affected",
              "version": "\u003c 7.10"
            },
            {
              "status": "affected",
              "version": "\u003c 7.11"
            },
            {
              "status": "affected",
              "version": "\u003c 7.30"
            },
            {
              "status": "affected",
              "version": "\u003c 7.31"
            },
            {
              "status": "affected",
              "version": "\u003c 7.40"
            },
            {
              "status": "affected",
              "version": "\u003c 7.50"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "The MigrationService, which is part of SAP NetWeaver versions 7.10, 7.11, 7.20, 7.30, 7.31, 7.40, 7.50, does not perform an authorization check. This might allow an unauthorized attacker to access configuration objects, including such that grant administrative privileges. This could result in complete compromise of system confidentiality, integrity, and availability."
        }
      ],
      "metrics": [
        {
          "cvssV3_0": {
            "attackComplexity": "LOW",
            "attackVector": "ADJACENT_NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 9.6,
            "baseSeverity": "CRITICAL",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "CHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H",
            "version": "3.0"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "Missing Authorization",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2021-03-09T14:05:51.000Z",
        "orgId": "e4686d1a-f260-4930-ac4c-2f5c992778dd",
        "shortName": "sap"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://launchpad.support.sap.com/#/notes/3022422"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://wiki.scn.sap.com/wiki/pages/viewpage.action?pageId=571343107"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "cna@sap.com",
          "ID": "CVE-2021-21481",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "SAP NetWeaver AS JAVA (MigrationService)",
                      "version": {
                        "version_data": [
                          {
                            "version_name": "\u003c",
                            "version_value": "7.10"
                          },
                          {
                            "version_name": "\u003c",
                            "version_value": "7.11"
                          },
                          {
                            "version_name": "\u003c",
                            "version_value": "7.30"
                          },
                          {
                            "version_name": "\u003c",
                            "version_value": "7.31"
                          },
                          {
                            "version_name": "\u003c",
                            "version_value": "7.40"
                          },
                          {
                            "version_name": "\u003c",
                            "version_value": "7.50"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "SAP SE"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "The MigrationService, which is part of SAP NetWeaver versions 7.10, 7.11, 7.20, 7.30, 7.31, 7.40, 7.50, does not perform an authorization check. This might allow an unauthorized attacker to access configuration objects, including such that grant administrative privileges. This could result in complete compromise of system confidentiality, integrity, and availability."
            }
          ]
        },
        "impact": {
          "cvss": {
            "baseScore": "9.6",
            "vectorString": "CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H",
            "version": "3.0"
          }
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "Missing Authorization"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://launchpad.support.sap.com/#/notes/3022422",
              "refsource": "MISC",
              "url": "https://launchpad.support.sap.com/#/notes/3022422"
            },
            {
              "name": "https://wiki.scn.sap.com/wiki/pages/viewpage.action?pageId=571343107",
              "refsource": "MISC",
              "url": "https://wiki.scn.sap.com/wiki/pages/viewpage.action?pageId=571343107"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "e4686d1a-f260-4930-ac4c-2f5c992778dd",
    "assignerShortName": "sap",
    "cveId": "CVE-2021-21481",
    "datePublished": "2021-03-09T14:05:51.000Z",
    "dateReserved": "2020-12-30T00:00:00.000Z",
    "dateUpdated": "2024-08-03T18:16:22.540Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

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.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

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Action not permitted

CNVD-2021-18020

CVE-2021-21481 (GCVE-0-2021-21481)

Tags

Sightings

Nomenclature

Related by attack behaviour