fkie_cve-2025-54995
Vulnerability from fkie_nvd
Published
2025-08-28 15:16
Modified
2025-11-03 18:17
Severity ?
6.5 (Medium) - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Summary
Asterisk is an open source private branch exchange and telephony toolkit. Prior to versions 18.26.4 and 18.9-cert17, RTP UDP ports and internal resources can leak due to a lack of session termination. This could result in leaks and resource exhaustion. This issue has been patched in versions 18.26.4 and 18.9-cert17.
References
security-advisories@github.comhttps://github.com/asterisk/asterisk/commit/0278f5bde14565c6838a6ec39bc21aee0cde56a9Patch
security-advisories@github.comhttps://github.com/asterisk/asterisk/commit/eafcd7a451dcd007dddf324ac37dd55a4808338dPatch
security-advisories@github.comhttps://github.com/asterisk/asterisk/pull/1405Issue Tracking
security-advisories@github.comhttps://github.com/asterisk/asterisk/pull/1406Issue Tracking
security-advisories@github.comhttps://github.com/asterisk/asterisk/security/advisories/GHSA-557q-795j-wfx2Exploit, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://lists.debian.org/debian-lts-announce/2025/10/msg00006.html
Impacted products
Vendor Product Version
sangoma asterisk *
sangoma certified_asterisk *
sangoma certified_asterisk 18.9
sangoma certified_asterisk 18.9
sangoma certified_asterisk 18.9
sangoma certified_asterisk 18.9
sangoma certified_asterisk 18.9
sangoma certified_asterisk 18.9
sangoma certified_asterisk 18.9
sangoma certified_asterisk 18.9
sangoma certified_asterisk 18.9
sangoma certified_asterisk 18.9
sangoma certified_asterisk 18.9
sangoma certified_asterisk 18.9
sangoma certified_asterisk 18.9
sangoma certified_asterisk 18.9
sangoma certified_asterisk 18.9
sangoma certified_asterisk 18.9
sangoma certified_asterisk 18.9
sangoma certified_asterisk 18.9
sangoma certified_asterisk 18.9


To clipboard 

{
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:sangoma:asterisk:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "ECF978D6-CB7D-469F-A848-8032435EC560",
              "versionEndExcluding": "18.26.4",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:sangoma:certified_asterisk:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "B71A493F-F47B-4F19-AD21-3800DE63DF5A",
              "versionEndExcluding": "18.9",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:sangoma:certified_asterisk:18.9:cert1:*:*:*:*:*:*",
              "matchCriteriaId": "79EEB5E5-B79E-454B-8DCD-3272BA337A9E",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:sangoma:certified_asterisk:18.9:cert1-rc1:*:*:*:*:*:*",
              "matchCriteriaId": "AD3BBA39-95EC-462F-8F5A-15E8D07CC804",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:sangoma:certified_asterisk:18.9:cert10:*:*:*:*:*:*",
              "matchCriteriaId": "D6BF553C-020D-4F99-9995-CA4A4383B2DD",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:sangoma:certified_asterisk:18.9:cert11:*:*:*:*:*:*",
              "matchCriteriaId": "E3069F1F-DDE8-4E9A-B4FF-64B7B11EEFCB",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:sangoma:certified_asterisk:18.9:cert12:*:*:*:*:*:*",
              "matchCriteriaId": "890205E3-973D-422E-940A-E9190BA37EFD",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:sangoma:certified_asterisk:18.9:cert13:*:*:*:*:*:*",
              "matchCriteriaId": "23100176-0528-448D-B2FA-D3B9B31A249D",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:sangoma:certified_asterisk:18.9:cert14:*:*:*:*:*:*",
              "matchCriteriaId": "346B29FD-48B4-4121-89FD-45325865E54B",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:sangoma:certified_asterisk:18.9:cert15:*:*:*:*:*:*",
              "matchCriteriaId": "49798C73-CCC4-4013-8A01-348D6B3D9C5B",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:sangoma:certified_asterisk:18.9:cert16:*:*:*:*:*:*",
              "matchCriteriaId": "E5019880-BE93-4592-B3E0-C69FA2C47B6F",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:sangoma:certified_asterisk:18.9:cert2:*:*:*:*:*:*",
              "matchCriteriaId": "892BAE5D-A64E-4FE0-9A99-8C07F342A042",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:sangoma:certified_asterisk:18.9:cert3:*:*:*:*:*:*",
              "matchCriteriaId": "1A716A45-7075-4CA6-9EF5-2DD088248A5C",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:sangoma:certified_asterisk:18.9:cert4:*:*:*:*:*:*",
              "matchCriteriaId": "80EFA05B-E22D-49CE-BDD6-5C7123F1C12B",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:sangoma:certified_asterisk:18.9:cert5:*:*:*:*:*:*",
              "matchCriteriaId": "20FD475F-2B46-47C9-B535-1561E29CB7A1",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:sangoma:certified_asterisk:18.9:cert6:*:*:*:*:*:*",
              "matchCriteriaId": "7238FCD9-9F40-44BA-A170-69D4857AA1CE",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:sangoma:certified_asterisk:18.9:cert7:*:*:*:*:*:*",
              "matchCriteriaId": "F657B046-6C83-48F9-A0B1-C63CDA7FD61D",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:sangoma:certified_asterisk:18.9:cert8:*:*:*:*:*:*",
              "matchCriteriaId": "6D87C7DE-23EA-4532-A2E4-9BF82ADE12DC",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:sangoma:certified_asterisk:18.9:cert8-rc1:*:*:*:*:*:*",
              "matchCriteriaId": "B79A5B46-5CA3-445E-BE47-1711DCD038A1",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:sangoma:certified_asterisk:18.9:cert8-rc2:*:*:*:*:*:*",
              "matchCriteriaId": "D600B37E-94EA-48DE-B48E-871B3A983721",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:sangoma:certified_asterisk:18.9:cert9:*:*:*:*:*:*",
              "matchCriteriaId": "2FC3A00E-D1C6-467F-8FE7-E8437A527B3C",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Asterisk is an open source private branch exchange and telephony toolkit. Prior to versions 18.26.4 and 18.9-cert17, RTP UDP ports and internal resources can leak due to a lack of session termination. This could result in leaks and resource exhaustion. This issue has been patched in versions 18.26.4 and 18.9-cert17."
    }
  ],
  "id": "CVE-2025-54995",
  "lastModified": "2025-11-03T18:17:00.357",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 6.5,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 2.8,
        "impactScore": 3.6,
        "source": "security-advisories@github.com",
        "type": "Secondary"
      }
    ]
  },
  "published": "2025-08-28T15:16:02.500",
  "references": [
    {
      "source": "security-advisories@github.com",
      "tags": [
        "Patch"
      ],
      "url": "https://github.com/asterisk/asterisk/commit/0278f5bde14565c6838a6ec39bc21aee0cde56a9"
    },
    {
      "source": "security-advisories@github.com",
      "tags": [
        "Patch"
      ],
      "url": "https://github.com/asterisk/asterisk/commit/eafcd7a451dcd007dddf324ac37dd55a4808338d"
    },
    {
      "source": "security-advisories@github.com",
      "tags": [
        "Issue Tracking"
      ],
      "url": "https://github.com/asterisk/asterisk/pull/1405"
    },
    {
      "source": "security-advisories@github.com",
      "tags": [
        "Issue Tracking"
      ],
      "url": "https://github.com/asterisk/asterisk/pull/1406"
    },
    {
      "source": "security-advisories@github.com",
      "tags": [
        "Exploit",
        "Vendor Advisory"
      ],
      "url": "https://github.com/asterisk/asterisk/security/advisories/GHSA-557q-795j-wfx2"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://lists.debian.org/debian-lts-announce/2025/10/msg00006.html"
    }
  ],
  "sourceIdentifier": "security-advisories@github.com",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-400"
        },
        {
          "lang": "en",
          "value": "CWE-1286"
        }
      ],
      "source": "security-advisories@github.com",
      "type": "Secondary"
    }
  ]
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.




Sightings

Author Source Type Date

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
  • Confirmed: The vulnerability is confirmed from an analyst perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
  • Patched: This vulnerability was successfully patched by the user reporting the sighting.
  • Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
  • Not confirmed: The user expresses doubt about the veracity of the vulnerability.
  • Not patched: This vulnerability was not successfully patched by the user reporting the sighting.