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CVE-2012-0885 (GCVE-0-2012-0885)

Vulnerability from cvelistv5 – Published: 2012-01-25 15:00 – Updated: 2024-09-16 23:41
VLAI
Summary
chan_sip.c in Asterisk Open Source 1.8.x before 1.8.8.2 and 10.x before 10.0.1, when the res_srtp module is used and media support is improperly configured, allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via a crafted SDP message with a crypto attribute and a (1) video or (2) text media type, as demonstrated by CSipSimple.
Severity
No CVSS data available.
CWE
  • n/a
Assigner
References
Show details on NVD website
To clipboard 

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      "descriptions": "[{\"lang\": \"en\", \"value\": \"chan_sip.c in Asterisk Open Source 1.8.x before 1.8.8.2 and 10.x before 10.0.1, when the res_srtp module is used and media support is improperly configured, allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via a crafted SDP message with a crypto attribute and a (1) video or (2) text media type, as demonstrated by CSipSimple.\"}, {\"lang\": \"es\", \"value\": \"chan_sip.c en Asterisk Open Source v1.8.x antes de v1.8.8.2 y v10.x antes de v10.0.1 , cuando se usa el m\\u00f3dulo res_srtp y el soporte multimedia esta incorrectamente configurado, permite a atacantes remotos provocar una denegaci\\u00f3n de servicio (puntero a NULL y ca\\u00edda del demonio) a trav\\u00e9s de un mensaje SDP espec\\u00edficamente modificado con un atributo de cifrado y (1) un v\\u00eddeo o (2) el tipo de medio \u0027text\u0027. Esto queda demostrado con CSipSimple.\"}]",
      "id": "CVE-2012-0885",
      "lastModified": "2024-11-21T01:35:54.737",
      "metrics": "{\"cvssMetricV2\": [{\"source\": \"nvd@nist.gov\", \"type\": \"Primary\", \"cvssData\": {\"version\": \"2.0\", \"vectorString\": \"AV:N/AC:M/Au:N/C:N/I:N/A:P\", \"baseScore\": 4.3, \"accessVector\": \"NETWORK\", \"accessComplexity\": \"MEDIUM\", \"authentication\": \"NONE\", \"confidentialityImpact\": \"NONE\", \"integrityImpact\": \"NONE\", \"availabilityImpact\": \"PARTIAL\"}, \"baseSeverity\": \"MEDIUM\", \"exploitabilityScore\": 8.6, \"impactScore\": 2.9, \"acInsufInfo\": false, \"obtainAllPrivilege\": false, \"obtainUserPrivilege\": false, \"obtainOtherPrivilege\": false, \"userInteractionRequired\": false}]}",
      "published": "2012-01-25T15:55:01.190",
      "references": "[{\"url\": \"http://downloads.asterisk.org/pub/security/AST-2012-001-1.8.diff\", \"source\": \"cve@mitre.org\", \"tags\": [\"Patch\"]}, {\"url\": \"http://downloads.asterisk.org/pub/security/AST-2012-001-10.diff\", \"source\": \"cve@mitre.org\", \"tags\": [\"Patch\"]}, {\"url\": \"http://downloads.asterisk.org/pub/security/AST-2012-001.html\", \"source\": \"cve@mitre.org\", \"tags\": [\"Vendor Advisory\"]}, {\"url\": \"http://www.openwall.com/lists/oss-security/2012/01/20/16\", \"source\": \"cve@mitre.org\"}, {\"url\": \"http://www.openwall.com/lists/oss-security/2012/01/20/18\", \"source\": \"cve@mitre.org\"}, {\"url\": \"https://bugzilla.redhat.com/show_bug.cgi?id=783487\", \"source\": \"cve@mitre.org\"}, {\"url\": \"https://issues.asterisk.org/jira/browse/ASTERISK-19202\", \"source\": \"cve@mitre.org\"}, {\"url\": \"https://issues.asterisk.org/jira/secure/attachment/42202/issueA19202_crypto_if_uninited_text_or_video.patch\", \"source\": \"cve@mitre.org\", \"tags\": [\"Exploit\"]}, {\"url\": \"http://downloads.asterisk.org/pub/security/AST-2012-001-1.8.diff\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Patch\"]}, {\"url\": \"http://downloads.asterisk.org/pub/security/AST-2012-001-10.diff\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Patch\"]}, {\"url\": \"http://downloads.asterisk.org/pub/security/AST-2012-001.html\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Vendor Advisory\"]}, {\"url\": \"http://www.openwall.com/lists/oss-security/2012/01/20/16\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"http://www.openwall.com/lists/oss-security/2012/01/20/18\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"https://bugzilla.redhat.com/show_bug.cgi?id=783487\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"https://issues.asterisk.org/jira/browse/ASTERISK-19202\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"https://issues.asterisk.org/jira/secure/attachment/42202/issueA19202_crypto_if_uninited_text_or_video.patch\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Exploit\"]}]",
      "sourceIdentifier": "cve@mitre.org",
      "vulnStatus": "Modified",
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    },
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Esto queda demostrado con 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asterisk.org/pub/security/AST-2012-001-1.8.diff\",\"source\":\"cve@mitre.org\",\"tags\":[\"Patch\"]},{\"url\":\"http://downloads.asterisk.org/pub/security/AST-2012-001-10.diff\",\"source\":\"cve@mitre.org\",\"tags\":[\"Patch\"]},{\"url\":\"http://downloads.asterisk.org/pub/security/AST-2012-001.html\",\"source\":\"cve@mitre.org\",\"tags\":[\"Vendor 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Advisory\"]},{\"url\":\"http://www.openwall.com/lists/oss-security/2012/01/20/16\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"http://www.openwall.com/lists/oss-security/2012/01/20/18\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://bugzilla.redhat.com/show_bug.cgi?id=783487\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://issues.asterisk.org/jira/browse/ASTERISK-19202\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://issues.asterisk.org/jira/secure/attachment/42202/issueA19202_crypto_if_uninited_text_or_video.patch\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Exploit\"]}]}}",
    "redhat_vex": {
      "current_release_date": "2025-11-21T12:54:22+00:00",
      "cve": "CVE-2012-0885",
      "id": "CVE-2012-0885",
      "initial_release_date": "2012-01-19T00:00:00+00:00",
      "product_status:known_not_affected": "1",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "asterisk: Remote DoS while processing crypto line for media stream with non-existing RTP",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2012/cve-2012-0885.json",
      "version": "3"
    }
  }
}



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Tags
Taxonomy of the tags.





Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

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.


Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.