FKIE_CVE-2009-0871

Vulnerability from fkie_nvd - Published: 2009-03-11 14:19 - Updated: 2025-04-09 00:30
Severity ?
Summary
The SIP channel driver in Asterisk Open Source 1.4.22, 1.4.23, and 1.4.23.1; 1.6.0 before 1.6.0.6; 1.6.1 before 1.6.1.0-rc2; and Asterisk Business Edition C.2.3, with the pedantic option enabled, allows remote authenticated users to cause a denial of service (crash) via a SIP INVITE request without any headers, which triggers a NULL pointer dereference in the (1) sip_uri_headers_cmp and (2) sip_uri_params_cmp functions.
References
cve@mitre.orghttp://bugs.digium.com/view.php?id=13547
cve@mitre.orghttp://bugs.digium.com/view.php?id=14417
cve@mitre.orghttp://downloads.digium.com/pub/security/AST-2009-002.htmlPatch, Vendor Advisory
cve@mitre.orghttp://osvdb.org/52568
cve@mitre.orghttp://secunia.com/advisories/34229Vendor Advisory
cve@mitre.orghttp://www.securityfocus.com/archive/1/501656/100/0/threaded
cve@mitre.orghttp://www.securityfocus.com/bid/34070Patch
cve@mitre.orghttp://www.securitytracker.com/id?1021834
cve@mitre.orghttp://www.vupen.com/english/advisories/2009/0667
af854a3a-2127-422b-91ae-364da2661108http://bugs.digium.com/view.php?id=13547
af854a3a-2127-422b-91ae-364da2661108http://bugs.digium.com/view.php?id=14417
af854a3a-2127-422b-91ae-364da2661108http://downloads.digium.com/pub/security/AST-2009-002.htmlPatch, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://osvdb.org/52568
af854a3a-2127-422b-91ae-364da2661108http://secunia.com/advisories/34229Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/archive/1/501656/100/0/threaded
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/34070Patch
af854a3a-2127-422b-91ae-364da2661108http://www.securitytracker.com/id?1021834
af854a3a-2127-422b-91ae-364da2661108http://www.vupen.com/english/advisories/2009/0667
Impacted products
Vendor Product Version
digium asterisk 1.4.22
digium asterisk 1.4.23
digium asterisk 1.4.23.1
digium asterisk 1.6.0
digium asterisk 1.6.0
digium asterisk 1.6.0
digium asterisk 1.6.0
digium asterisk 1.6.0
digium asterisk 1.6.0
digium asterisk 1.6.0
digium asterisk 1.6.0
digium asterisk 1.6.0
digium asterisk 1.6.0
digium asterisk 1.6.0
digium asterisk 1.6.0
digium asterisk 1.6.0
digium asterisk 1.6.0
digium asterisk 1.6.0.1
digium asterisk 1.6.0.2
digium asterisk 1.6.0.3
digium asterisk 1.6.0.3
digium asterisk 1.6.0.4
digium asterisk 1.6.0.5
digium asterisk 1.6.1
digium asterisk 1.6.1
digium asterisk 1.6.1
digium asterisk 1.6.1
digium asterisk 1.6.1
digium asterisk 1.6.1
digium asterisk c.2.3
To clipboard 

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  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "The SIP channel driver in Asterisk Open Source 1.4.22, 1.4.23, and 1.4.23.1; 1.6.0 before 1.6.0.6; 1.6.1 before 1.6.1.0-rc2; and Asterisk Business Edition C.2.3, with the pedantic option enabled, allows remote authenticated users to cause a denial of service (crash) via a SIP INVITE request without any headers, which triggers a NULL pointer dereference in the (1) sip_uri_headers_cmp and (2) sip_uri_params_cmp functions."
    },
    {
      "lang": "es",
      "value": "El controlador de canal SIP en Asterisk Open Source v1.4.22, v1.4.23, y v1.4.23.1; v1.6.0 anterior a v1.6.0.6; v1.6.1 anterior a v1.6.1.0-rc2; y Asterisk Business Edition C.2.3, con la opci\u00f3n \"pedantic\" activada, permite a usuarios autenticados remotamente provocar una denegaci\u00f3n de servicio (ca\u00edda) a trav\u00f1es de una petici\u00f3n SIP INVITE sin cabecera, lo que dispara una deferencia a puntero NULL en las funciones (1) sip_uri_headers_cmp y(2) sip_uri_params_cmp."
    }
  ],
  "id": "CVE-2009-0871",
  "lastModified": "2025-04-09T00:30:58.490",
  "metrics": {
    "cvssMetricV2": [
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        "acInsufInfo": false,
        "baseSeverity": "LOW",
        "cvssData": {
          "accessComplexity": "MEDIUM",
          "accessVector": "NETWORK",
          "authentication": "SINGLE",
          "availabilityImpact": "PARTIAL",
          "baseScore": 3.5,
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "vectorString": "AV:N/AC:M/Au:S/C:N/I:N/A:P",
          "version": "2.0"
        },
        "exploitabilityScore": 6.8,
        "impactScore": 2.9,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
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  "published": "2009-03-11T14:19:15.420",
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      "source": "cve@mitre.org",
      "url": "http://bugs.digium.com/view.php?id=13547"
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      "url": "http://www.securityfocus.com/bid/34070"
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  "sourceIdentifier": "cve@mitre.org",
  "vulnStatus": "Deferred",
  "weaknesses": [
    {
      "description": [
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          "lang": "en",
          "value": "CWE-20"
        }
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      "source": "nvd@nist.gov",
      "type": "Primary"
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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.