fkie_cve-2011-2665
Vulnerability from fkie_nvd
Published
2011-07-06 19:55
Modified
2025-04-11 00:51
Severity ?
Summary
reqresp_parser.c in the SIP channel driver in Asterisk Open Source 1.8.x before 1.8.4.3 allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via a SIP packet with a Contact header that lacks a < (less than) character.
References
cve@mitre.orghttp://downloads.asterisk.org/pub/security/AST-2011-009-1.8.diffPatch
cve@mitre.orghttp://downloads.asterisk.org/pub/security/AST-2011-009.htmlVendor Advisory
cve@mitre.orghttp://lists.fedoraproject.org/pipermail/package-announce/2011-July/062628.html
cve@mitre.orghttp://secunia.com/advisories/45048Vendor Advisory
cve@mitre.orghttp://secunia.com/advisories/45201
cve@mitre.orghttp://secunia.com/advisories/45239
cve@mitre.orghttp://www.debian.org/security/2011/dsa-2276
af854a3a-2127-422b-91ae-364da2661108http://downloads.asterisk.org/pub/security/AST-2011-009-1.8.diffPatch
af854a3a-2127-422b-91ae-364da2661108http://downloads.asterisk.org/pub/security/AST-2011-009.htmlVendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://lists.fedoraproject.org/pipermail/package-announce/2011-July/062628.html
af854a3a-2127-422b-91ae-364da2661108http://secunia.com/advisories/45048Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://secunia.com/advisories/45201
af854a3a-2127-422b-91ae-364da2661108http://secunia.com/advisories/45239
af854a3a-2127-422b-91ae-364da2661108http://www.debian.org/security/2011/dsa-2276
Impacted products
Vendor Product Version
digium asterisk 1.8.0
digium asterisk 1.8.0
digium asterisk 1.8.0
digium asterisk 1.8.0
digium asterisk 1.8.0
digium asterisk 1.8.0
digium asterisk 1.8.0
digium asterisk 1.8.0
digium asterisk 1.8.0
digium asterisk 1.8.0
digium asterisk 1.8.1
digium asterisk 1.8.1
digium asterisk 1.8.1.1
digium asterisk 1.8.1.2
digium asterisk 1.8.2
digium asterisk 1.8.2.1
digium asterisk 1.8.2.2
digium asterisk 1.8.2.3
digium asterisk 1.8.2.4
digium asterisk 1.8.3
digium asterisk 1.8.3
digium asterisk 1.8.3
digium asterisk 1.8.3
digium asterisk 1.8.3.1
digium asterisk 1.8.3.2
digium asterisk 1.8.3.3
digium asterisk 1.8.4
digium asterisk 1.8.4
digium asterisk 1.8.4
digium asterisk 1.8.4
digium asterisk 1.8.4.1
digium asterisk 1.8.4.2


To clipboard 

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  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "reqresp_parser.c in the SIP channel driver in Asterisk Open Source 1.8.x before 1.8.4.3 allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via a SIP packet with a Contact header that lacks a \u003c (less than) character."
    },
    {
      "lang": "es",
      "value": "reqresp_parser.c en el controlador de canal SIP en Asterisk Open Source v1.8.x anteriores a v1.8.4.3 permite a atacantes remotos provocar una denegaci\u00f3n de servicio (desreferencia a puntero NULL y ca\u00edda del demonio) a trav\u00e9s de un paquete SIP con una cabecera Contact que carece de un car\u00e1cter \u003c (menos que)."
    }
  ],
  "evaluatorComment": "Per: http://cwe.mitre.org/data/definitions/476.html\r\n\u0027CWE-476: NULL Pointer Dereference\u0027",
  "id": "CVE-2011-2665",
  "lastModified": "2025-04-11T00:51:21.963",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "PARTIAL",
          "baseScore": 5.0,
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P",
          "version": "2.0"
        },
        "exploitabilityScore": 10.0,
        "impactScore": 2.9,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ]
  },
  "published": "2011-07-06T19:55:03.590",
  "references": [
    {
      "source": "cve@mitre.org",
      "tags": [
        "Patch"
      ],
      "url": "http://downloads.asterisk.org/pub/security/AST-2011-009-1.8.diff"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "http://downloads.asterisk.org/pub/security/AST-2011-009.html"
    },
    {
      "source": "cve@mitre.org",
      "url": "http://lists.fedoraproject.org/pipermail/package-announce/2011-July/062628.html"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "http://secunia.com/advisories/45048"
    },
    {
      "source": "cve@mitre.org",
      "url": "http://secunia.com/advisories/45201"
    },
    {
      "source": "cve@mitre.org",
      "url": "http://secunia.com/advisories/45239"
    },
    {
      "source": "cve@mitre.org",
      "url": "http://www.debian.org/security/2011/dsa-2276"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Patch"
      ],
      "url": "http://downloads.asterisk.org/pub/security/AST-2011-009-1.8.diff"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
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      ],
      "url": "http://downloads.asterisk.org/pub/security/AST-2011-009.html"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://lists.fedoraproject.org/pipermail/package-announce/2011-July/062628.html"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
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      "url": "http://secunia.com/advisories/45048"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://secunia.com/advisories/45201"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://secunia.com/advisories/45239"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://www.debian.org/security/2011/dsa-2276"
    }
  ],
  "sourceIdentifier": "cve@mitre.org",
  "vulnStatus": "Deferred",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "NVD-CWE-Other"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}


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