AST-2017-007: Remote Crash Vulerability In Res_pjsip

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Asterisk Project Security Advisory – AST-2017-007

Product Asterisk
Summary Remote Crash Vulerability in res_pjsip
Nature of Advisory Denial of Service
Susceptibility Remote Unauthenticated Sessions
Severity Moderate
Exploits Known No
Reported On August 30, 2017
Reported By Ross Beer
Posted On
Last Updated On August 30, 2017
Advisory Contact George Joseph
CVE Name

Description A carefully crafted URI in a From, To or Contact header
could cause Asterisk to crash.

Resolution Patched pjsip_message_ip_updater to properly ignore the
trigger URI.

Affected Versions
Product Release Series
Asterisk Open Source 13.15.0
Asterisk Open Source 14.4.0

Corrected In
Product Release
Asterisk Open Source 13.17.1, 14.6.1

SVN URL Revision Asterisk
13 Asterisk


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Revision History
Date Editor Revisions Made
August 30, 2017 George Joseph Initial document created

Asterisk Project Security Advisory
Copyright (c) 2017 Digium, Inc. All Rights Reserved.
Permission is hereby granted to distribute and publish this advisory in its
original, unaltered form.