msrc_cve-2023-21553
Vulnerability from csaf_microsoft
Published
2023-02-14 08:00
Modified
2023-02-14 08:00
Summary
Azure DevOps Server Remote Code Execution Vulnerability

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.



{
  "document": {
    "acknowledgments": [
      {
        "names": [
          "\u003ca href=\"https://www.linkedin.com/company/legitsecurity/\"\u003eLegit Security (LinkedIn)\u003c/a\u003e with \u003ca href=\"https://www.legitsecurity.com/\"\u003eLegit Security\u003c/a\u003e"
        ]
      }
    ],
    "aggregate_severity": {
      "namespace": "https://www.microsoft.com/en-us/msrc/security-update-severity-rating-system",
      "text": "Important"
    },
    "category": "csaf_security_advisory",
    "csaf_version": "2.0",
    "distribution": {
      "text": "Public",
      "tlp": {
        "label": "WHITE",
        "url": "https://www.first.org/tlp/"
      }
    },
    "lang": "en-US",
    "notes": [
      {
        "category": "general",
        "text": "To determine the support lifecycle for your software, see the Microsoft Support Lifecycle: https://support.microsoft.com/lifecycle",
        "title": "Additional Resources"
      },
      {
        "category": "legal_disclaimer",
        "text": "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.",
        "title": "Disclaimer"
      },
      {
        "category": "general",
        "text": "Required. The vulnerability documented by this CVE requires customer action to resolve.",
        "title": "Customer Action"
      }
    ],
    "publisher": {
      "category": "vendor",
      "contact_details": "secure@microsoft.com",
      "name": "Microsoft Security Response Center",
      "namespace": "https://msrc.microsoft.com"
    },
    "references": [
      {
        "category": "self",
        "summary": "CVE-2023-21553 Azure DevOps Server Remote Code Execution Vulnerability - HTML",
        "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-21553"
      },
      {
        "category": "self",
        "summary": "CVE-2023-21553 Azure DevOps Server Remote Code Execution Vulnerability - CSAF",
        "url": "https://msrc.microsoft.com/csaf/2023/msrc_cve-2023-21553.json"
      },
      {
        "category": "external",
        "summary": "Microsoft Exploitability Index",
        "url": "https://www.microsoft.com/en-us/msrc/exploitability-index?rtc=1"
      },
      {
        "category": "external",
        "summary": "Microsoft Support Lifecycle",
        "url": "https://support.microsoft.com/lifecycle"
      },
      {
        "category": "external",
        "summary": "Common Vulnerability Scoring System",
        "url": "https://www.first.org/cvss"
      }
    ],
    "title": "Azure DevOps Server Remote Code Execution Vulnerability",
    "tracking": {
      "current_release_date": "2023-02-14T08:00:00.000Z",
      "generator": {
        "date": "2025-01-01T00:40:39.907Z",
        "engine": {
          "name": "MSRC Generator",
          "version": "1.0"
        }
      },
      "id": "msrc_CVE-2023-21553",
      "initial_release_date": "2023-02-14T08:00:00.000Z",
      "revision_history": [
        {
          "date": "2023-02-14T08:00:00.000Z",
          "legacy_version": "1",
          "number": "1",
          "summary": "Information published."
        }
      ],
      "status": "final",
      "version": "1"
    }
  },
  "product_tree": {
    "branches": [
      {
        "branches": [
          {
            "category": "product_version_range",
            "name": "\u003c20230131.3",
            "product": {
              "name": "Azure DevOps Server 2020.1.2 \u003c20230131.3",
              "product_id": "1"
            }
          },
          {
            "category": "product_version",
            "name": "20230131.3",
            "product": {
              "name": "Azure DevOps Server 2020.1.2 20230131.3",
              "product_id": "12143"
            }
          }
        ],
        "category": "product_name",
        "name": "Azure DevOps Server 2020.1.2"
      }
    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2023-21553",
      "cwe": {
        "id": "CWE-94",
        "name": "Improper Control of Generation of Code (\u0027Code Injection\u0027)"
      },
      "notes": [
        {
          "category": "general",
          "text": "Microsoft",
          "title": "Assigning CNA"
        },
        {
          "category": "faq",
          "text": "Owning an affected domain is not enough to run the attack. For a successful attacker the appropriate variable must be used in the pipeline, and not every pipeline is vulnerable.",
          "title": "According to the CVSS metric, the attack complexity is high (AC:H). What does this mean for this vulnerability?"
        },
        {
          "category": "faq",
          "text": "The attacker for this vulnerability could target the server accounts in an arbitrary or remote code execution. As an authenticated user, the attacker could attempt to trigger malicious code in the context of the server\u0027s account through a network call.\nThe privilege requirement is low because the attack needs to have only Run access to the pipeline.\nAzure DevOps server is not bound to any network stack or protocol. Communication is on the TCP/IP level and this allows to communicate over the Internet.",
          "title": "According to the CVSS metric, the attack vector is network (AV:N), user interaction is none (UI:N), and privilege required is low (PR:L). What is the target used in the context of the remote code execution?"
        }
      ],
      "product_status": {
        "fixed": [
          "12143"
        ],
        "known_affected": [
          "1"
        ]
      },
      "references": [
        {
          "category": "self",
          "summary": "CVE-2023-21553 Azure DevOps Server Remote Code Execution Vulnerability - HTML",
          "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-21553"
        },
        {
          "category": "self",
          "summary": "CVE-2023-21553 Azure DevOps Server Remote Code Execution Vulnerability - CSAF",
          "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-21553"
        }
      ],
      "remediations": [
        {
          "category": "vendor_fix",
          "date": "2023-02-14T08:00:00.000Z",
          "details": "20230131.3:Security Update:https://learn.microsoft.com/en-us/azure/devops/server/release-notes/azuredevops2020u1?view=azure-devops",
          "product_ids": [
            "1"
          ],
          "url": "https://learn.microsoft.com/en-us/azure/devops/server/release-notes/azuredevops2020u1?view=azure-devops"
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "attackComplexity": "HIGH",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 7.5,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "environmentalsScore": 0.0,
            "exploitCodeMaturity": "UNPROVEN",
            "integrityImpact": "HIGH",
            "privilegesRequired": "LOW",
            "remediationLevel": "OFFICIAL_FIX",
            "reportConfidence": "CONFIRMED",
            "scope": "UNCHANGED",
            "temporalScore": 6.5,
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/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"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "details": "Remote Code Execution"
        },
        {
          "category": "exploit_status",
          "details": "Exploited:No;Latest Software Release:Exploitation Less Likely"
        }
      ],
      "title": "Azure DevOps Server Remote Code Execution Vulnerability"
    }
  ]
}


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Sightings

Author Source Type Date

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
  • Confirmed: The vulnerability is confirmed from an analyst perspective.
  • Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
  • Patched: This vulnerability was successfully patched by the user reporting the sighting.
  • Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
  • Not confirmed: The user expresses doubt about the veracity of the vulnerability.
  • Not patched: This vulnerability was not successfully patched by the user reporting the sighting.


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