Vulnerability CVE-2006-4655
Published: 2006-09-08   Modified: 2012-02-12

Description:
Buffer overflow in the Strcmp function in the XKEYBOARD extension in X Window System X11R6.4 and earlier, as used in SCO UnixWare 7.1.3 and Sun Solaris 8 through 10, allows local users to gain privileges via a long _XKB_CHARSET environment variable value.

See advisories in our WLB2 database:
Topic
Author
Date
High
X11R6 XKEYBOARD extension Strcmp() buffer overflow
Adriano Lima
18.09.2006

Type:

CWE-Other

CVSS2 => (AV:L/AC:L/Au:N/C:P/I:P/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
4.6/10
6.4/10
3.9/10
Exploit range
Attack complexity
Authentication
Local
Low
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
Partial
Partial
Affected software
SUN -> Solaris 
SCO -> Unixware 

 References:
http://securityreason.com/securityalert/1545
http://securitytracker.com/id?1016806
http://sunsolve.sun.com/search/document.do?assetkey=1-26-102570-1
http://support.avaya.com/elmodocs2/security/ASA-2006-195.htm
http://www.risesecurity.org/advisory/RISE-2006001.txt
http://www.securityfocus.com/archive/1/445579/100/0/threaded
http://www.securityfocus.com/bid/19905
http://www.vupen.com/english/advisories/2006/3525
http://www.vupen.com/english/advisories/2006/3529
https://exchange.xforce.ibmcloud.com/vulnerabilities/28820
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A1798
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