Bug 928774 (CVE-2013-2686)

Summary:	CVE-2013-2686 asterisk: DoS in the HTTP server (AST-2013-002)
Product:	[Other] Security Response	Reporter:	Jan Lieskovsky <jlieskov>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED ERRATA	QA Contact:
Severity:	medium	Docs Contact:
Priority:	medium
Version:	unspecified	CC:	itamar, jeff, lmadsen, rbryant
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:		Doc Type:	Bug Fix
Doc Text:		Story Points:	---
Clone Of:		Environment:
Last Closed:	2013-04-10 22:38:43 UTC	Type:	---
Regression:	---	Mount Type:	---
Documentation:	---	CRM:
Verified Versions:		Category:	---
oVirt Team:	---	RHEL 7.3 requirements from Atomic Host:
Cloudforms Team:	---	Target Upstream Version:
Embargoed:
Bug Depends On:	928552, 928779, 928780
Bug Blocks:

Description Jan Lieskovsky 2013-03-28 12:18:26 UTC

A denial of service flaw was found in the way Asterisk, an open-source telephony toolkit, performed processing of certain HTTP POST requests with very large Content-Length values. A remote attacker could use this flaw to cause asterisk telephony server to crash (denial of service).

Upstream advisory:
[1] http://downloads.asterisk.org/pub/security/AST-2013-002.html

Relevant upstream patches:
[2] http://downloads.asterisk.org/pub/security/AST-2013-002-1.8.diff
[3] http://downloads.asterisk.org/pub/security/AST-2013-002-10.diff
[4] http://downloads.asterisk.org/pub/security/AST-2013-002-11.diff

Comment 1 Jan Lieskovsky 2013-03-28 12:33:17 UTC

This issue affects the versions of the asterisk package, as shipped with Fedora release of 18, 17, and Fedora EPEL-6. Please schedule an update.

Comment 2 Jan Lieskovsky 2013-03-28 12:36:10 UTC

Created asterisk tracking bugs for this issue

Affects: fedora-18 [bug 928552]

Comment 3 Jan Lieskovsky 2013-03-28 12:37:43 UTC

Created asterisk tracking bugs for this issue

Affects: fedora-17 [bug 928779]
Affects: epel-6 [bug 928780]

Comment 4 Fedora Update System 2013-04-07 00:44:30 UTC

asterisk-10.12.2-1.fc17 has been pushed to the Fedora 17 stable repository.  If problems still persist, please make note of it in this bug report.