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Overview

Vulnerability Score 4.0 4.0
CVE Id CVE-2012-3863
Last Modified 10 Oct 2013 02:24:06
Published 09 Jul 2012 06:20:44
Confidentiality Impact NONE NONE
Integrity Impact NONE NONE
Availability Impact PARTIAL PARTIAL
Access Vector NETWORK
Access Complexity LOW
Authentication SINGLE_INSTANCE

CVE-2012-3863

Summary

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.

Vulnerable Systems

Application

  • Digium Asterisk 1.8.0

  • Digium Asterisk 1.8.1

  • Digium Asterisk 1.8.1.1

  • Digium Asterisk 1.8.1.2

  • Digium Asterisk 1.8.11.0

  • Digium Asterisk 1.8.11.1

  • Digium Asterisk 1.8.13.0

  • 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 1.8.3.1

  • Digium Asterisk 1.8.3.2

  • Digium Asterisk 1.8.3.3

  • Digium Asterisk 1.8.4

  • Digium Asterisk 1.8.4.1

  • Digium Asterisk 1.8.4.2

  • Digium Asterisk 1.8.4.3

  • Digium Asterisk 1.8.4.4

  • Digium Asterisk 1.8.5

  • Digium Asterisk 1.8.5.0

  • Digium Asterisk 1.8.6.0

  • Digium Asterisk 1.8.7.0

  • Digium Asterisk 1.8.7.1

  • Digium Asterisk 1.8.8.0

  • Digium Asterisk 1.8.8.1

  • Digium Asterisk 1.8.8.2

  • Digium Asterisk 1.8.9.0

  • Digium Asterisk 1.8.9.2

  • Digium Asterisk 1.8.9.3

  • Digium Asterisk 10.0.0

  • Digium Asterisk 10.0.1

  • Digium Asterisk 10.1.0

  • Digium Asterisk 10.1.1

  • Digium Asterisk 10.1.2

  • Digium Asterisk 10.1.3

  • Digium Asterisk 10.2.0

  • Digium Asterisk 10.2.1

  • Digium Asterisk 10.3.0

  • Digium Asterisk 10.3.1

  • Digium Asterisk 10.4.0

  • Digium Asterisk 10.4.1

  • Digium Asterisk 10.4.2

  • Digium Asterisk 10.5.0

  • Digium Asterisk 10.5.1

  • Digium Asterisk Business Edition C.3.1

  • Digium Asterisk Business Edition C.3.3

  • Digium Asterisk Business Edition C.3.7.4

  • Digium Asteriske 1.8.8.0

  • Digium Asteriske 1.8.9.1

  • Digium Certified Asterisk 1.8.11


References

CONFIRM - http://downloads.asterisk.org/pub/security/AST-2012-010.html

CONFIRM - https://issues.asterisk.org/jira/browse/ASTERISK-19992

DEBIAN - DSA-2550

BID - 54327

SECUNIA - 50756

SECUNIA - 50687


Last Updated: 27 May 2016 10:54:50