MSRC_CVE-2022-4968

Vulnerability from csaf_microsoft - Published: 2024-06-02 07:00 - Updated: 2025-02-25 00:00
Summary
netplan leaks the private key of wireguard to local users.

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-2022-4968 netplan leaks the private key of wireguard to local users. - VEX",
        "url": "https://msrc.microsoft.com/csaf/vex/2024/msrc_cve-2022-4968.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": "netplan leaks the private key of wireguard to local users.",
    "tracking": {
      "current_release_date": "2025-02-25T00:00:00.000Z",
      "generator": {
        "date": "2025-10-20T01:43:12.009Z",
        "engine": {
          "name": "MSRC Generator",
          "version": "1.0"
        }
      },
      "id": "msrc_CVE-2022-4968",
      "initial_release_date": "2024-06-02T07:00:00.000Z",
      "revision_history": [
        {
          "date": "2024-12-07T00:00:00.000Z",
          "legacy_version": "1",
          "number": "1",
          "summary": "Information published."
        },
        {
          "date": "2025-02-25T00:00:00.000Z",
          "legacy_version": "1.1",
          "number": "2",
          "summary": "Added netplan to CBL-Mariner 2.0\nAdded netplan to Azure Linux 3.0"
        }
      ],
      "status": "final",
      "version": "2"
    }
  },
  "product_tree": {
    "branches": [
      {
        "branches": [
          {
            "branches": [
              {
                "category": "product_version",
                "name": "2.0",
                "product": {
                  "name": "CBL Mariner 2.0",
                  "product_id": "17086"
                }
              },
              {
                "category": "product_version",
                "name": "3.0",
                "product": {
                  "name": "Azure Linux 3.0",
                  "product_id": "17084"
                }
              }
            ],
            "category": "product_name",
            "name": "Azure Linux"
          },
          {
            "branches": [
              {
                "category": "product_version_range",
                "name": "\u003ccbl2 netplan 0.95-3",
                "product": {
                  "name": "\u003ccbl2 netplan 0.95-3",
                  "product_id": "1"
                }
              },
              {
                "category": "product_version",
                "name": "cbl2 netplan 0.95-3",
                "product": {
                  "name": "cbl2 netplan 0.95-3",
                  "product_id": "20063"
                }
              },
              {
                "category": "product_version_range",
                "name": "\u003cazl3 netplan 1.0.1-1",
                "product": {
                  "name": "\u003cazl3 netplan 1.0.1-1",
                  "product_id": "3"
                }
              },
              {
                "category": "product_version",
                "name": "azl3 netplan 1.0.1-1",
                "product": {
                  "name": "azl3 netplan 1.0.1-1",
                  "product_id": "18819"
                }
              },
              {
                "category": "product_version_range",
                "name": "\u003cazl3 netplan 1.0-1",
                "product": {
                  "name": "\u003cazl3 netplan 1.0-1",
                  "product_id": "2"
                }
              },
              {
                "category": "product_version",
                "name": "azl3 netplan 1.0-1",
                "product": {
                  "name": "azl3 netplan 1.0-1",
                  "product_id": "20059"
                }
              }
            ],
            "category": "product_name",
            "name": "netplan"
          }
        ],
        "category": "vendor",
        "name": "Microsoft"
      }
    ],
    "relationships": [
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "\u003ccbl2 netplan 0.95-3 as a component of CBL Mariner 2.0",
          "product_id": "17086-1"
        },
        "product_reference": "1",
        "relates_to_product_reference": "17086"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "cbl2 netplan 0.95-3 as a component of CBL Mariner 2.0",
          "product_id": "20063-17086"
        },
        "product_reference": "20063",
        "relates_to_product_reference": "17086"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "\u003cazl3 netplan 1.0.1-1 as a component of Azure Linux 3.0",
          "product_id": "17084-3"
        },
        "product_reference": "3",
        "relates_to_product_reference": "17084"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "azl3 netplan 1.0.1-1 as a component of Azure Linux 3.0",
          "product_id": "18819-17084"
        },
        "product_reference": "18819",
        "relates_to_product_reference": "17084"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "\u003cazl3 netplan 1.0-1 as a component of Azure Linux 3.0",
          "product_id": "17084-2"
        },
        "product_reference": "2",
        "relates_to_product_reference": "17084"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "azl3 netplan 1.0-1 as a component of Azure Linux 3.0",
          "product_id": "20059-17084"
        },
        "product_reference": "20059",
        "relates_to_product_reference": "17084"
      }
    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2022-4968",
      "cwe": {
        "id": "CWE-497",
        "name": "Exposure of Sensitive System Information to an Unauthorized Control Sphere"
      },
      "notes": [
        {
          "category": "general",
          "text": "Canonical Ltd.",
          "title": "Assigning CNA"
        }
      ],
      "product_status": {
        "fixed": [
          "20063-17086",
          "18819-17084",
          "20059-17084"
        ],
        "known_affected": [
          "17086-1",
          "17084-3",
          "17084-2"
        ]
      },
      "references": [
        {
          "category": "self",
          "summary": "CVE-2022-4968 netplan leaks the private key of wireguard to local users. - VEX",
          "url": "https://msrc.microsoft.com/csaf/vex/2024/msrc_cve-2022-4968.json"
        }
      ],
      "remediations": [
        {
          "category": "vendor_fix",
          "date": "2024-12-07T00:00:00.000Z",
          "details": "0.95-3: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"
        },
        {
          "category": "vendor_fix",
          "date": "2024-12-07T00:00:00.000Z",
          "details": "1.0.1-1:Security Update:https://learn.microsoft.com/en-us/azure/azure-linux/tutorial-azure-linux-upgrade",
          "product_ids": [
            "17084-3",
            "17084-2"
          ],
          "url": "https://learn.microsoft.com/en-us/azure/azure-linux/tutorial-azure-linux-upgrade"
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "attackComplexity": "LOW",
            "attackVector": "LOCAL",
            "availabilityImpact": "NONE",
            "baseScore": 6.5,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "HIGH",
            "environmentalsScore": 0.0,
            "integrityImpact": "NONE",
            "privilegesRequired": "LOW",
            "scope": "CHANGED",
            "temporalScore": 6.5,
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N",
            "version": "3.1"
          },
          "products": [
            "17086-1",
            "17084-3",
            "17084-2"
          ]
        }
      ],
      "title": "netplan leaks the private key of wireguard to local users."
    }
  ]
}


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  • 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.
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  • 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.