CVE-2024-49369
Vulnerability from cvelistv5
Published
2024-11-12 16:44
Modified
2024-11-12 17:06
Severity ?
Summary
Icinga is a monitoring system which checks the availability of network resources, notifies users of outages, and generates performance data for reporting. The TLS certificate validation in all Icinga 2 versions starting from 2.4.0 was flawed, allowing an attacker to impersonate both trusted cluster nodes as well as any API users that use TLS client certificates for authentication (ApiUser objects with the client_cn attribute set). This vulnerability has been fixed in v2.14.3, v2.13.10, v2.12.11, and v2.11.12.
Impacted products
Vendor Product Version
Show details on NVD website


{
  "containers": {
    "adp": [
      {
        "affected": [
          {
            "cpes": [
              "cpe:2.3:a:icinga:icinga_web_2:*:*:*:*:*:*:*:*"
            ],
            "defaultStatus": "unknown",
            "product": "icinga_web_2",
            "vendor": "icinga",
            "versions": [
              {
                "lessThan": "2.11.12",
                "status": "affected",
                "version": "2.4.0",
                "versionType": "custom"
              },
              {
                "lessThan": "2.12.11",
                "status": "affected",
                "version": "2.12.0",
                "versionType": "custom"
              },
              {
                "lessThan": "2.13.10",
                "status": "affected",
                "version": "2.13.0",
                "versionType": "custom"
              },
              {
                "lessThan": "2.14.3",
                "status": "affected",
                "version": "2.14.0",
                "versionType": "custom"
              }
            ]
          }
        ],
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2024-49369",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "yes"
                  },
                  {
                    "Technical Impact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2024-11-12T17:01:31.893265Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2024-11-12T17:06:41.572Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "icinga2",
          "vendor": "Icinga",
          "versions": [
            {
              "status": "affected",
              "version": "\u003e= 2.4.0, \u003c 2.11.12"
            },
            {
              "status": "affected",
              "version": "\u003e= 2.12.0, \u003c 2.12.11"
            },
            {
              "status": "affected",
              "version": "\u003e= 2.13.0, \u003c 2.13.10"
            },
            {
              "status": "affected",
              "version": "\u003e= 2.14.0, \u003c 2.14.3"
            }
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      ],
      "descriptions": [
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          "value": "Icinga is a monitoring system which checks the availability of network resources, notifies users of outages, and generates performance data for reporting. The TLS certificate validation in all Icinga 2 versions starting from 2.4.0 was flawed, allowing an attacker to impersonate both trusted cluster nodes as well as any API users that use TLS client certificates for authentication (ApiUser objects with the client_cn attribute set). This vulnerability has been fixed in v2.14.3, v2.13.10, v2.12.11, and v2.11.12."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 9.8,
            "baseSeverity": "CRITICAL",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          }
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      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-295",
              "description": "CWE-295: Improper Certificate Validation",
              "lang": "en",
              "type": "CWE"
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      "providerMetadata": {
        "dateUpdated": "2024-11-12T16:44:01.713Z",
        "orgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
        "shortName": "GitHub_M"
      },
      "references": [
        {
          "name": "https://github.com/Icinga/icinga2/security/advisories/GHSA-j7wq-r9mg-9wpv",
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://github.com/Icinga/icinga2/security/advisories/GHSA-j7wq-r9mg-9wpv"
        },
        {
          "name": "https://github.com/Icinga/icinga2/commit/0419a2c36de408e9a703aec0962061ec9a285d3c",
          "tags": [
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          "url": "https://github.com/Icinga/icinga2/commit/0419a2c36de408e9a703aec0962061ec9a285d3c"
        },
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          "name": "https://github.com/Icinga/icinga2/commit/2febc5e18ae0c93d989e64ebc2a9fd90e7205ad8",
          "tags": [
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          "url": "https://github.com/Icinga/icinga2/commit/2febc5e18ae0c93d989e64ebc2a9fd90e7205ad8"
        },
        {
          "name": "https://github.com/Icinga/icinga2/commit/3504fc7ed688c10d86988e2029a65efc311393fe",
          "tags": [
            "x_refsource_MISC"
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          "url": "https://github.com/Icinga/icinga2/commit/3504fc7ed688c10d86988e2029a65efc311393fe"
        },
        {
          "name": "https://github.com/Icinga/icinga2/commit/869a7d6f0fe38c748e67bacc1fbdd42c933030f6",
          "tags": [
            "x_refsource_MISC"
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          "url": "https://github.com/Icinga/icinga2/commit/869a7d6f0fe38c748e67bacc1fbdd42c933030f6"
        },
        {
          "name": "https://github.com/Icinga/icinga2/commit/8fed6608912c752b337d977f730547875a820831",
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://github.com/Icinga/icinga2/commit/8fed6608912c752b337d977f730547875a820831"
        },
        {
          "name": "https://icinga.com/blog/2024/11/12/critical-icinga-2-security-releases-2-14-3",
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://icinga.com/blog/2024/11/12/critical-icinga-2-security-releases-2-14-3"
        }
      ],
      "source": {
        "advisory": "GHSA-j7wq-r9mg-9wpv",
        "discovery": "UNKNOWN"
      },
      "title": "Icinga 2 has a TLS Certificate Validation Bypass for JSON-RPC and HTTP API Connections"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
    "assignerShortName": "GitHub_M",
    "cveId": "CVE-2024-49369",
    "datePublished": "2024-11-12T16:44:01.713Z",
    "dateReserved": "2024-10-14T13:56:34.811Z",
    "dateUpdated": "2024-11-12T17:06:41.572Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "meta": {
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  }
}


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  • Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
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