Bug 675846 (CVE-2011-0900, CVE-2011-0901)

Summary:	CVE-2011-0900 CVE-2011-0901 tsclient: multiple stack-based buffer overflows in tsc_launch_remote()
Product:	[Other] Security Response	Reporter:	Vincent Danen <vdanen>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED WONTFIX	QA Contact:
Severity:	low	Docs Contact:
Priority:	low
Version:	unspecified	CC:	bressers, sandmann, wnefal+redhatbugzilla
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:	2011-06-21 17:36:01 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:
Bug Blocks:	712421

Description Vincent Danen 2011-02-07 22:30:30 UTC

Common Vulnerabilities and Exposures assigned an identifier CVE-2011-0900 to
the following vulnerability:

Name: CVE-2011-0900
URL: http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2011-0900
Assigned: 20110207
Reference: http://www.exploit-db.com/exploits/16095
Reference: http://www.securityfocus.com/bid/46099
Reference: http://osvdb.org/70749
Reference: http://secunia.com/advisories/43120
Reference: http://xforce.iss.net/xforce/xfdb/65100

Stack-based buffer overflow in the tsc_launch_remote function
(src/support.c) in Terminal Server Client (tsclient) 0.150, and
possibly other versions, allows user-assisted remote attackers to
execute arbitrary code via a .RDP file with a long hostname argument.



Common Vulnerabilities and Exposures assigned an identifier CVE-2011-0901 to
the following vulnerability:

Name: CVE-2011-0901
URL: http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2011-0901
Assigned: 20110207
Reference: URL: http://osvdb.org/70749
Reference: URL: http://secunia.com/advisories/43120
Reference: URL: http://xforce.iss.net/xforce/xfdb/65103
Reference: URL: http://xforce.iss.net/xforce/xfdb/65102
Reference: URL: http://xforce.iss.net/xforce/xfdb/65101

Multiple stack-based buffer overflows in the tsc_launch_remote
function (src/support.c) in Terminal Server Client (tsclient) 0.150,
and possibly other versions, allow user-assisted remote attackers to
execute arbitrary code via a .RDP file with a long (1) username, (2)
password, or (3) domain argument.  NOTE: the provenance of this
information is unknown; the details are obtained solely from third
party information.

Comment 3 Josh Bressers 2011-06-21 17:36:01 UTC

This issue is a crash only on Red Hat Enterprise Linux 5 and above. The cost of fixing this for Red Hat Enterprise Linux 4 is outweighed by the minimal risk presented. At this time Red Hat does not plan to fix this flaw.