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Asterisk Project Security Advisory - AST-2019-002

Asterisk Project Security Advisory - AST-2019-002

Product Asterisk
Summary Remote crash v Asterisk Project Security Advisory - AST-2019-002

Product Asterisk
Summary Remote crash vulnerability with MESSAGE messages
Nature of Advisory Denial Of Service
Susceptibility Remote Authenticated Sessions
Severity Low
Exploits Known No
Reported On June 13, 2019
Reported By Gil Richard
Posted On June 14,2019
Last Updated On George Joseph
Advisory Contact gjoseph AT digium DOT com
CVE Name CVE-2019-12827

Description A specially crafted SIP in-dialog MESSAGE message can cause
Asterisk to crash.

Resolution Upgrade Asterisk to a fixed version.

Affected Versions
Product Release Series
Certified Asterisk 13.21-cert All releases
Asterisk Open Source 13.x All releases
Asterisk Open Source 15.x All releases
Asterisk Open Source 16.x All releases

Corrected In
Product Release
Certified Asterisk 13.21-cert4
Asterisk Open Source 13.27.1
Asterisk Open Source 15.7.3
Asterisk Open Source 16.4.1

Patches
SVN URL Revision
http://downloads.asterisk.org/pub/security/AST-2019-002-13.21.diff Certified
Asterisk
13.21-cert4
http://downloads.asterisk.org/pub/security/AST-2019-002-13.diff Asterisk 13
http://downloads.asterisk.org/pub/security/AST-2019-002-15.diff Asterisk 15
http://downloads.asterisk.org/pub/security/AST-2019-002-16.diff Asterisk 16

Links https://issues.asterisk.org/jira/browse/ASTERISK-28447

Asterisk Project Security Advisories are posted at
http://www.asterisk.org/security

This document may be superseded by later versions; if so, the latest
version will be posted at
http://downloads.digium.com/pub/security/AST-2019-002.pdf and
http://downloads.digium.com/pub/security/AST-2019-002.html

Revision History
Date Editor Revisions Made
June 14, 2019 George Joseph Initial revision

Asterisk Project Security Advisory - AST-2019-002
Copyright © 2018 Digium, Inc. All Rights Reserved.
Permission is hereby granted to distribute and publish this advisory in its
original, unaltered form.

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