msrc_cve-2023-7008
Vulnerability from csaf_microsoft
Published
2023-12-01 08:00
Modified
2025-07-11 00:00
Summary
Systemd-resolved: unsigned name response in signed zone is not refused when dnssec=yes

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-2023-7008 Systemd-resolved: unsigned name response in signed zone is not refused when dnssec=yes - VEX",
        "url": "https://msrc.microsoft.com/csaf/vex/2023/msrc_cve-2023-7008.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": "Systemd-resolved: unsigned name response in signed zone is not refused when dnssec=yes",
    "tracking": {
      "current_release_date": "2025-07-11T00:00:00.000Z",
      "generator": {
        "date": "2025-10-20T00:49:37.111Z",
        "engine": {
          "name": "MSRC Generator",
          "version": "1.0"
        }
      },
      "id": "msrc_CVE-2023-7008",
      "initial_release_date": "2023-12-01T08:00:00.000Z",
      "revision_history": [
        {
          "date": "2025-07-11T00:00:00.000Z",
          "legacy_version": "1",
          "number": "1",
          "summary": "Information published."
        }
      ],
      "status": "final",
      "version": "1"
    }
  },
  "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 systemd 250.3-22",
                "product": {
                  "name": "\u003ccbl2 systemd 250.3-22",
                  "product_id": "4"
                }
              },
              {
                "category": "product_version",
                "name": "cbl2 systemd 250.3-22",
                "product": {
                  "name": "cbl2 systemd 250.3-22",
                  "product_id": "19661"
                }
              },
              {
                "category": "product_version_range",
                "name": "\u003cazl3 systemd 255-20",
                "product": {
                  "name": "\u003cazl3 systemd 255-20",
                  "product_id": "5"
                }
              },
              {
                "category": "product_version",
                "name": "azl3 systemd 255-20",
                "product": {
                  "name": "azl3 systemd 255-20",
                  "product_id": "18413"
                }
              },
              {
                "category": "product_version_range",
                "name": "\u003cazl3 systemd 255-21",
                "product": {
                  "name": "\u003cazl3 systemd 255-21",
                  "product_id": "1"
                }
              },
              {
                "category": "product_version",
                "name": "azl3 systemd 255-21",
                "product": {
                  "name": "azl3 systemd 255-21",
                  "product_id": "19692"
                }
              }
            ],
            "category": "product_name",
            "name": "systemd"
          },
          {
            "branches": [
              {
                "category": "product_version_range",
                "name": "\u003ccbl2 systemd-bootstrap 250.3-13",
                "product": {
                  "name": "\u003ccbl2 systemd-bootstrap 250.3-13",
                  "product_id": "3"
                }
              },
              {
                "category": "product_version",
                "name": "cbl2 systemd-bootstrap 250.3-13",
                "product": {
                  "name": "cbl2 systemd-bootstrap 250.3-13",
                  "product_id": "19667"
                }
              },
              {
                "category": "product_version_range",
                "name": "\u003cazl3 systemd-bootstrap 250.3-18",
                "product": {
                  "name": "\u003cazl3 systemd-bootstrap 250.3-18",
                  "product_id": "2"
                }
              },
              {
                "category": "product_version",
                "name": "azl3 systemd-bootstrap 250.3-18",
                "product": {
                  "name": "azl3 systemd-bootstrap 250.3-18",
                  "product_id": "19687"
                }
              }
            ],
            "category": "product_name",
            "name": "systemd-bootstrap"
          }
        ],
        "category": "vendor",
        "name": "Microsoft"
      }
    ],
    "relationships": [
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "\u003ccbl2 systemd 250.3-22 as a component of CBL Mariner 2.0",
          "product_id": "17086-4"
        },
        "product_reference": "4",
        "relates_to_product_reference": "17086"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "cbl2 systemd 250.3-22 as a component of CBL Mariner 2.0",
          "product_id": "19661-17086"
        },
        "product_reference": "19661",
        "relates_to_product_reference": "17086"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "\u003cazl3 systemd 255-20 as a component of Azure Linux 3.0",
          "product_id": "17084-5"
        },
        "product_reference": "5",
        "relates_to_product_reference": "17084"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "azl3 systemd 255-20 as a component of Azure Linux 3.0",
          "product_id": "18413-17084"
        },
        "product_reference": "18413",
        "relates_to_product_reference": "17084"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "\u003ccbl2 systemd-bootstrap 250.3-13 as a component of CBL Mariner 2.0",
          "product_id": "17086-3"
        },
        "product_reference": "3",
        "relates_to_product_reference": "17086"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
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          "product_id": "19667-17086"
        },
        "product_reference": "19667",
        "relates_to_product_reference": "17086"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "\u003cazl3 systemd-bootstrap 250.3-18 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 systemd-bootstrap 250.3-18 as a component of Azure Linux 3.0",
          "product_id": "19687-17084"
        },
        "product_reference": "19687",
        "relates_to_product_reference": "17084"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "\u003cazl3 systemd 255-21 as a component of Azure Linux 3.0",
          "product_id": "17084-1"
        },
        "product_reference": "1",
        "relates_to_product_reference": "17084"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "azl3 systemd 255-21 as a component of Azure Linux 3.0",
          "product_id": "19692-17084"
        },
        "product_reference": "19692",
        "relates_to_product_reference": "17084"
      }
    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2023-7008",
      "cwe": {
        "id": "CWE-300",
        "name": "Channel Accessible by Non-Endpoint"
      },
      "notes": [
        {
          "category": "general",
          "text": "redhat",
          "title": "Assigning CNA"
        }
      ],
      "product_status": {
        "fixed": [
          "19661-17086",
          "18413-17084",
          "19667-17086",
          "19687-17084",
          "19692-17084"
        ],
        "known_affected": [
          "17086-4",
          "17084-5",
          "17086-3",
          "17084-2",
          "17084-1"
        ]
      },
      "references": [
        {
          "category": "self",
          "summary": "CVE-2023-7008 Systemd-resolved: unsigned name response in signed zone is not refused when dnssec=yes - VEX",
          "url": "https://msrc.microsoft.com/csaf/vex/2023/msrc_cve-2023-7008.json"
        }
      ],
      "remediations": [
        {
          "category": "vendor_fix",
          "date": "2025-07-11T00:00:00.000Z",
          "details": "250.3-22:Security Update:https://learn.microsoft.com/en-us/azure/azure-linux/tutorial-azure-linux-upgrade",
          "product_ids": [
            "17086-4"
          ],
          "url": "https://learn.microsoft.com/en-us/azure/azure-linux/tutorial-azure-linux-upgrade"
        },
        {
          "category": "vendor_fix",
          "date": "2025-07-11T00:00:00.000Z",
          "details": "255-20:Security Update:https://learn.microsoft.com/en-us/azure/azure-linux/tutorial-azure-linux-upgrade",
          "product_ids": [
            "17084-5",
            "17084-1"
          ],
          "url": "https://learn.microsoft.com/en-us/azure/azure-linux/tutorial-azure-linux-upgrade"
        },
        {
          "category": "vendor_fix",
          "date": "2025-07-11T00:00:00.000Z",
          "details": "250.3-13:Security Update:https://learn.microsoft.com/en-us/azure/azure-linux/tutorial-azure-linux-upgrade",
          "product_ids": [
            "17086-3"
          ],
          "url": "https://learn.microsoft.com/en-us/azure/azure-linux/tutorial-azure-linux-upgrade"
        },
        {
          "category": "vendor_fix",
          "date": "2025-07-11T00:00:00.000Z",
          "details": "250.3-18:Security Update:https://learn.microsoft.com/en-us/azure/azure-linux/tutorial-azure-linux-upgrade",
          "product_ids": [
            "17084-2"
          ],
          "url": "https://learn.microsoft.com/en-us/azure/azure-linux/tutorial-azure-linux-upgrade"
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "attackComplexity": "HIGH",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 5.9,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "NONE",
            "environmentalsScore": 0.0,
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "temporalScore": 5.9,
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N",
            "version": "3.1"
          },
          "products": [
            "17086-4",
            "17084-5",
            "17086-3",
            "17084-2",
            "17084-1"
          ]
        }
      ],
      "title": "Systemd-resolved: unsigned name response in signed zone is not refused when dnssec=yes"
    }
  ]
}


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