Bug 1456363 (CVE-2016-10376)

Summary:	CVE-2016-10376 gajim: XEP-0146 makes it possible to extract plain-text from OTR sessions
Product:	[Other] Security Response	Reporter:	Andrej Nemec <anemec>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED UPSTREAM	QA Contact:
Severity:	high	Docs Contact:
Priority:	high
Version:	unspecified	CC:	lemenkov, mschmidt
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:		Doc Type:	If docs needed, set a value
Doc Text:		Story Points:	---
Clone Of:		Environment:
Last Closed:	2019-06-08 03:13:31 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:	1456364, 1456365
Bug Blocks:

Description Andrej Nemec 2017-05-29 08:48:26 UTC

Gajim unconditionally implements the "XEP-0146: Remote Controlling Clients" extension. This can be abused by malicious XMPP servers to, for example, extract plaintext from OTR encrypted sessions.

Upstream issue:

https://dev.gajim.org/gajim/gajim/issues/8378

Upstream patch:

https://dev.gajim.org/gajim/gajim/commit/cb65cfc5aed9efe05208ebbb7fb2d41fcf7253cc

References:

https://mail.jabber.org/pipermail/standards/2016-August/031335.html

Comment 1 Andrej Nemec 2017-05-29 08:49:15 UTC

Created gajim tracking bugs for this issue:

Affects: epel-all [bug 1456365]
Affects: fedora-all [bug 1456364]

Comment 2 Product Security DevOps Team 2019-06-08 03:13:31 UTC

This CVE Bugzilla entry is for community support informational purposes only as it does not affect a package in a commercially supported Red Hat product. Refer to the dependent bugs for status of those individual community products.