msrc_cve-2024-27316
Vulnerability from csaf_microsoft
Published
2024-04-02 07:00
Modified
2025-05-15 00:00
Summary
Apache HTTP Server: HTTP/2 DoS by memory exhaustion on endless continuation frames

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-2024-27316 Apache HTTP Server: HTTP/2 DoS by memory exhaustion on endless continuation frames - VEX",
        "url": "https://msrc.microsoft.com/csaf/vex/2024/msrc_cve-2024-27316.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": "Apache HTTP Server: HTTP/2 DoS by memory exhaustion on endless continuation frames",
    "tracking": {
      "current_release_date": "2025-05-15T00:00:00.000Z",
      "generator": {
        "date": "2025-10-20T01:14:16.716Z",
        "engine": {
          "name": "MSRC Generator",
          "version": "1.0"
        }
      },
      "id": "msrc_CVE-2024-27316",
      "initial_release_date": "2024-04-02T07:00:00.000Z",
      "revision_history": [
        {
          "date": "2024-04-27T00:00:00.000Z",
          "legacy_version": "1",
          "number": "1",
          "summary": "Information published."
        },
        {
          "date": "2024-08-15T00:00:00.000Z",
          "legacy_version": "1.1",
          "number": "2",
          "summary": "Information published."
        },
        {
          "date": "2025-05-15T00:00:00.000Z",
          "legacy_version": "1.2",
          "number": "3",
          "summary": "Added mod_http2 to Azure Linux 3.0\nAdded httpd to Azure Linux 3.0\nAdded httpd to CBL-Mariner 2.0"
        }
      ],
      "status": "final",
      "version": "3"
    }
  },
  "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 httpd 2.4.59-1",
                "product": {
                  "name": "\u003ccbl2 httpd 2.4.59-1",
                  "product_id": "5"
                }
              },
              {
                "category": "product_version",
                "name": "cbl2 httpd 2.4.59-1",
                "product": {
                  "name": "cbl2 httpd 2.4.59-1",
                  "product_id": "17357"
                }
              },
              {
                "category": "product_version_range",
                "name": "\u003cazl3 httpd 2.4.61-1",
                "product": {
                  "name": "\u003cazl3 httpd 2.4.61-1",
                  "product_id": "3"
                }
              },
              {
                "category": "product_version",
                "name": "azl3 httpd 2.4.61-1",
                "product": {
                  "name": "azl3 httpd 2.4.61-1",
                  "product_id": "17684"
                }
              },
              {
                "category": "product_version_range",
                "name": "\u003ccbl2 httpd 2.4.58-1",
                "product": {
                  "name": "\u003ccbl2 httpd 2.4.58-1",
                  "product_id": "1"
                }
              },
              {
                "category": "product_version",
                "name": "cbl2 httpd 2.4.58-1",
                "product": {
                  "name": "cbl2 httpd 2.4.58-1",
                  "product_id": "19953"
                }
              },
              {
                "category": "product_version_range",
                "name": "\u003cazl3 httpd 2.4.58-4",
                "product": {
                  "name": "\u003cazl3 httpd 2.4.58-4",
                  "product_id": "2"
                }
              },
              {
                "category": "product_version",
                "name": "azl3 httpd 2.4.58-4",
                "product": {
                  "name": "azl3 httpd 2.4.58-4",
                  "product_id": "19781"
                }
              }
            ],
            "category": "product_name",
            "name": "httpd"
          },
          {
            "branches": [
              {
                "category": "product_version_range",
                "name": "\u003cazl3 mod_http2 2.0.29-3",
                "product": {
                  "name": "\u003cazl3 mod_http2 2.0.29-3",
                  "product_id": "4"
                }
              },
              {
                "category": "product_version",
                "name": "azl3 mod_http2 2.0.29-3",
                "product": {
                  "name": "azl3 mod_http2 2.0.29-3",
                  "product_id": "17683"
                }
              }
            ],
            "category": "product_name",
            "name": "mod_http2"
          }
        ],
        "category": "vendor",
        "name": "Microsoft"
      }
    ],
    "relationships": [
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "\u003ccbl2 httpd 2.4.59-1 as a component of CBL Mariner 2.0",
          "product_id": "17086-5"
        },
        "product_reference": "5",
        "relates_to_product_reference": "17086"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "cbl2 httpd 2.4.59-1 as a component of CBL Mariner 2.0",
          "product_id": "17357-17086"
        },
        "product_reference": "17357",
        "relates_to_product_reference": "17086"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "\u003cazl3 mod_http2 2.0.29-3 as a component of Azure Linux 3.0",
          "product_id": "17084-4"
        },
        "product_reference": "4",
        "relates_to_product_reference": "17084"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "azl3 mod_http2 2.0.29-3 as a component of Azure Linux 3.0",
          "product_id": "17683-17084"
        },
        "product_reference": "17683",
        "relates_to_product_reference": "17084"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "\u003cazl3 httpd 2.4.61-1 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 httpd 2.4.61-1 as a component of Azure Linux 3.0",
          "product_id": "17684-17084"
        },
        "product_reference": "17684",
        "relates_to_product_reference": "17084"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "\u003ccbl2 httpd 2.4.58-1 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 httpd 2.4.58-1 as a component of CBL Mariner 2.0",
          "product_id": "19953-17086"
        },
        "product_reference": "19953",
        "relates_to_product_reference": "17086"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "\u003cazl3 httpd 2.4.58-4 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 httpd 2.4.58-4 as a component of Azure Linux 3.0",
          "product_id": "19781-17084"
        },
        "product_reference": "19781",
        "relates_to_product_reference": "17084"
      }
    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2024-27316",
      "cwe": {
        "id": "CWE-770",
        "name": "Allocation of Resources Without Limits or Throttling"
      },
      "notes": [
        {
          "category": "general",
          "text": "apache",
          "title": "Assigning CNA"
        }
      ],
      "product_status": {
        "fixed": [
          "17357-17086",
          "17683-17084",
          "17684-17084",
          "19953-17086",
          "19781-17084"
        ],
        "known_affected": [
          "17086-5",
          "17084-4",
          "17084-3",
          "17086-1",
          "17084-2"
        ]
      },
      "references": [
        {
          "category": "self",
          "summary": "CVE-2024-27316 Apache HTTP Server: HTTP/2 DoS by memory exhaustion on endless continuation frames - VEX",
          "url": "https://msrc.microsoft.com/csaf/vex/2024/msrc_cve-2024-27316.json"
        }
      ],
      "remediations": [
        {
          "category": "vendor_fix",
          "date": "2024-04-27T00:00:00.000Z",
          "details": "2.4.59-1:Security Update:https://learn.microsoft.com/en-us/azure/azure-linux/tutorial-azure-linux-upgrade",
          "product_ids": [
            "17086-5",
            "17086-1"
          ],
          "url": "https://learn.microsoft.com/en-us/azure/azure-linux/tutorial-azure-linux-upgrade"
        },
        {
          "category": "vendor_fix",
          "date": "2024-04-27T00:00:00.000Z",
          "details": "2.0.29-3:Security Update:https://learn.microsoft.com/en-us/azure/azure-linux/tutorial-azure-linux-upgrade",
          "product_ids": [
            "17084-4"
          ],
          "url": "https://learn.microsoft.com/en-us/azure/azure-linux/tutorial-azure-linux-upgrade"
        },
        {
          "category": "vendor_fix",
          "date": "2024-04-27T00:00:00.000Z",
          "details": "2.4.61-1: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": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 7.5,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "NONE",
            "environmentalsScore": 0.0,
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "temporalScore": 7.5,
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.1"
          },
          "products": [
            "17086-5",
            "17084-4",
            "17084-3",
            "17086-1",
            "17084-2"
          ]
        }
      ],
      "title": "Apache HTTP Server: HTTP/2 DoS by memory exhaustion on endless continuation frames"
    }
  ]
}


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