CVE-2012-3863

N/A Unknown
Published: July 09, 2012 Modified: April 29, 2026
View on NVD

Description

channels/chan_sip.c in Asterisk Open Source 1.8.x before 1.8.13.1 and 10.x before 10.5.2, Asterisk Business Edition C.3.x before C.3.7.5, Certified Asterisk 1.8.11-certx before 1.8.11-cert4, and Asterisk Digiumphones 10.x.x-digiumphones before 10.5.2-digiumphones does not properly handle a provisional response to a SIP reINVITE request, which allows remote authenticated users to cause a denial of service (RTP port exhaustion) via sessions that lack final responses.

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References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
http://downloads.asterisk.org/pub/security/AST-2012-010.html
Source: cve@mitre.org
Patch Vendor Advisory
http://secunia.com/advisories/50687
Source: cve@mitre.org
http://secunia.com/advisories/50756
Source: cve@mitre.org
http://www.debian.org/security/2012/dsa-2550
Source: cve@mitre.org
http://www.securityfocus.com/bid/54327
Source: cve@mitre.org
https://issues.asterisk.org/jira/browse/ASTERISK-19992
Source: cve@mitre.org
http://downloads.asterisk.org/pub/security/AST-2012-010.html
Source: af854a3a-2127-422b-91ae-364da2661108
Patch Vendor Advisory
http://secunia.com/advisories/50687
Source: af854a3a-2127-422b-91ae-364da2661108
http://secunia.com/advisories/50756
Source: af854a3a-2127-422b-91ae-364da2661108
http://www.debian.org/security/2012/dsa-2550
Source: af854a3a-2127-422b-91ae-364da2661108
http://www.securityfocus.com/bid/54327
Source: af854a3a-2127-422b-91ae-364da2661108
https://issues.asterisk.org/jira/browse/ASTERISK-19992
Source: af854a3a-2127-422b-91ae-364da2661108

12 reference(s) from NVD

Quick Stats

CVSS v3 Score
N/A / 10.0
EPSS (Exploit Probability)
3.2%
87th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

CWE-399

Affected Vendors

digium

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