FKIE_CVE-2011-2216

Vulnerability from fkie_nvd - Published: 2011-06-06 19:55 - Updated: 2025-04-11 00:51
Severity ?
Summary
reqresp_parser.c in the SIP channel driver in Asterisk Open Source 1.8.x before 1.8.4.2 does not initialize certain strings, which allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via a malformed Contact header.
References
cve@mitre.orghttp://downloads.digium.com/pub/security/AST-2011-007.htmlVendor Advisory
cve@mitre.orghttp://lists.fedoraproject.org/pipermail/package-announce/2011-July/062658.html
cve@mitre.orghttp://lists.fedoraproject.org/pipermail/package-announce/2011-June/062013.html
cve@mitre.orghttp://osvdb.org/72752
cve@mitre.orghttp://secunia.com/advisories/44828
cve@mitre.orghttp://securitytracker.com/id?1025598
cve@mitre.orghttp://www.securityfocus.com/archive/1/518236/100/0/threaded
cve@mitre.orghttp://www.securityfocus.com/bid/48096
cve@mitre.orghttps://exchange.xforce.ibmcloud.com/vulnerabilities/67812
af854a3a-2127-422b-91ae-364da2661108http://downloads.digium.com/pub/security/AST-2011-007.htmlVendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://lists.fedoraproject.org/pipermail/package-announce/2011-July/062658.html
af854a3a-2127-422b-91ae-364da2661108http://lists.fedoraproject.org/pipermail/package-announce/2011-June/062013.html
af854a3a-2127-422b-91ae-364da2661108http://osvdb.org/72752
af854a3a-2127-422b-91ae-364da2661108http://secunia.com/advisories/44828
af854a3a-2127-422b-91ae-364da2661108http://securitytracker.com/id?1025598
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/archive/1/518236/100/0/threaded
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/48096
af854a3a-2127-422b-91ae-364da2661108https://exchange.xforce.ibmcloud.com/vulnerabilities/67812
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
To clipboard 

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      "value": "reqresp_parser.c in the SIP channel driver in Asterisk Open Source 1.8.x before 1.8.4.2 does not initialize certain strings, which allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via a malformed Contact header."
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      "lang": "es",
      "value": "reqresp_parser.c del driver del canal SIP en Asterisk Open Source v1.8.x antes de v1.8.4.2 no inicializa ciertas cadenas,lo que permite a atacantes remotos provocar una denegaci\u00f3n de servicio ( desreferenciar un puntero NULL y ca\u00edda de demonio ) a trav\u00e9s de un cabecera de contacto con formato incorrecto."
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  "evaluatorComment": "Per: http://cwe.mitre.org/data/definitions/476.html\r\n\u0027CWE-476: NULL Pointer Dereference\u0027",
  "id": "CVE-2011-2216",
  "lastModified": "2025-04-11T00:51:21.963",
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        "baseSeverity": "MEDIUM",
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          "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"
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}


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Sightings

Author Source Type Date

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Detection rules are retrieved from Rulezet.