CVE-2013-5642

Published: Sep 9, 2013Updated: Apr 29, 2026 Sources: CVE List NVDCWE-20

5.0MEDIUM

NVD MITRE

Description

The SIP channel driver (channels/chan_sip.c) in Asterisk Open Source 1.8.x before 1.8.23.1, 10.x before 10.12.3, and 11.x before 11.5.1; Certified Asterisk 1.8.15 before 1.8.15-cert3 and 11.2 before 11.2-cert2; and Asterisk Digiumphones 10.x-digiumphones before 10.12.3-digiumphones allows remote attackers to cause a denial of service (NULL pointer dereference, segmentation fault, and daemon crash) via an invalid SDP that defines a media description before the connection description in a SIP request.

No summary for this CVE yet.

CVSS Vector Breakdown

Exploitability

AV:NAccess Vector

Network

AC:LAccess Complexity

Low

Au:NAuthentication

None

Impact

C:NConfidentiality

None

I:NIntegrity

None

A:PAvailability

Partial

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Weaknesses

CWE-20

Affected Products

digium

commercial·USaka asterisk

asterisk

Communications

asterisk digiumphones

Communications

certified asterisk

Communications

and 1 more affected products View all →

Exploitability

Official Patch Available

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Attack Graph

Products CVE Techniques Tactics

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MITRE ATT&CK

1 technique

Initial Access

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References

http://secunia.com/advisories/54534

secunia.com

http://osvdb.org/96690

osvdb.org

http://downloads.asterisk.org/pub/security/AST-2013-005.html

downloads.asterisk.org

and 7 more references View all →

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