MSRC_CVE-2022-29869

Vulnerability from csaf_microsoft - Published: 2022-04-02 00:00 - Updated: 2022-05-11 00:00
Summary
cifs-utils through 6.14 with verbose logging can cause an information leak when a file contains = (equal sign) characters but is not a valid credentials file.

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.
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{
  "document": {
    "category": "csaf_vex",
    "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"
      }
    ],
    "publisher": {
      "category": "vendor",
      "contact_details": "secure@microsoft.com",
      "name": "Microsoft Security Response Center",
      "namespace": "https://msrc.microsoft.com"
    },
    "references": [
      {
        "category": "self",
        "summary": "CVE-2022-29869 cifs-utils through 6.14 with verbose logging can cause an information leak when a file contains = (equal sign) characters but is not a valid credentials file. - VEX",
        "url": "https://msrc.microsoft.com/csaf/vex/2022/msrc_cve-2022-29869.json"
      },
      {
        "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": "cifs-utils through 6.14 with verbose logging can cause an information leak when a file contains = (equal sign) characters but is not a valid credentials file.",
    "tracking": {
      "current_release_date": "2022-05-11T00:00:00.000Z",
      "generator": {
        "date": "2025-10-19T23:28:52.854Z",
        "engine": {
          "name": "MSRC Generator",
          "version": "1.0"
        }
      },
      "id": "msrc_CVE-2022-29869",
      "initial_release_date": "2022-04-02T00:00:00.000Z",
      "revision_history": [
        {
          "date": "2022-05-07T00:00:00.000Z",
          "legacy_version": "1",
          "number": "1",
          "summary": "Information published."
        },
        {
          "date": "2022-05-11T00:00:00.000Z",
          "legacy_version": "1.1",
          "number": "2",
          "summary": "Added cifs-utils to CBL-Mariner 1.0"
        }
      ],
      "status": "final",
      "version": "2"
    }
  },
  "product_tree": {
    "branches": [
      {
        "branches": [
          {
            "branches": [
              {
                "category": "product_version",
                "name": "1.0",
                "product": {
                  "name": "CBL Mariner 1.0",
                  "product_id": "16820"
                }
              },
              {
                "category": "product_version",
                "name": "2.0",
                "product": {
                  "name": "CBL Mariner 2.0",
                  "product_id": "17086"
                }
              }
            ],
            "category": "product_name",
            "name": "Azure Linux"
          },
          {
            "branches": [
              {
                "category": "product_version_range",
                "name": "\u003ccm1 cifs-utils 6.8-6",
                "product": {
                  "name": "\u003ccm1 cifs-utils 6.8-6",
                  "product_id": "2"
                }
              },
              {
                "category": "product_version",
                "name": "cm1 cifs-utils 6.8-6",
                "product": {
                  "name": "cm1 cifs-utils 6.8-6",
                  "product_id": "18733"
                }
              },
              {
                "category": "product_version_range",
                "name": "\u003ccbl2 cifs-utils 6.14-2",
                "product": {
                  "name": "\u003ccbl2 cifs-utils 6.14-2",
                  "product_id": "1"
                }
              },
              {
                "category": "product_version",
                "name": "cbl2 cifs-utils 6.14-2",
                "product": {
                  "name": "cbl2 cifs-utils 6.14-2",
                  "product_id": "18734"
                }
              }
            ],
            "category": "product_name",
            "name": "cifs-utils"
          }
        ],
        "category": "vendor",
        "name": "Microsoft"
      }
    ],
    "relationships": [
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "\u003ccm1 cifs-utils 6.8-6 as a component of CBL Mariner 1.0",
          "product_id": "16820-2"
        },
        "product_reference": "2",
        "relates_to_product_reference": "16820"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "cm1 cifs-utils 6.8-6 as a component of CBL Mariner 1.0",
          "product_id": "18733-16820"
        },
        "product_reference": "18733",
        "relates_to_product_reference": "16820"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "\u003ccbl2 cifs-utils 6.14-2 as a component of CBL Mariner 2.0",
          "product_id": "17086-1"
        },
        "product_reference": "1",
        "relates_to_product_reference": "17086"
      },
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          "product_id": "18734-17086"
        },
        "product_reference": "18734",
        "relates_to_product_reference": "17086"
      }
    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2022-29869",
      "cwe": {
        "id": "CWE-532",
        "name": "Insertion of Sensitive Information into Log File"
      },
      "notes": [
        {
          "category": "general",
          "text": "mitre",
          "title": "Assigning CNA"
        }
      ],
      "product_status": {
        "fixed": [
          "18733-16820",
          "18734-17086"
        ],
        "known_affected": [
          "16820-2",
          "17086-1"
        ]
      },
      "references": [
        {
          "category": "self",
          "summary": "CVE-2022-29869 cifs-utils through 6.14 with verbose logging can cause an information leak when a file contains = (equal sign) characters but is not a valid credentials file. - VEX",
          "url": "https://msrc.microsoft.com/csaf/vex/2022/msrc_cve-2022-29869.json"
        }
      ],
      "remediations": [
        {
          "category": "vendor_fix",
          "date": "2022-05-07T00:00:00.000Z",
          "details": "6.8-6:Security Update:https://learn.microsoft.com/en-us/azure/azure-linux/tutorial-azure-linux-upgrade",
          "product_ids": [
            "16820-2"
          ],
          "url": "https://learn.microsoft.com/en-us/azure/azure-linux/tutorial-azure-linux-upgrade"
        },
        {
          "category": "vendor_fix",
          "date": "2022-05-07T00:00:00.000Z",
          "details": "6.14-2:Security Update:https://learn.microsoft.com/en-us/azure/azure-linux/tutorial-azure-linux-upgrade",
          "product_ids": [
            "17086-1"
          ],
          "url": "https://learn.microsoft.com/en-us/azure/azure-linux/tutorial-azure-linux-upgrade"
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 5.3,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "LOW",
            "environmentalsScore": 0.0,
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "temporalScore": 5.3,
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N",
            "version": "3.1"
          },
          "products": [
            "16820-2",
            "17086-1"
          ]
        }
      ],
      "title": "cifs-utils through 6.14 with verbose logging can cause an information leak when a file contains = (equal sign) characters but is not a valid credentials file."
    }
  ]
}


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  • 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.
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