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TITLE:
KDE kcheckpass Privilege Escalation Vulnerability

SECUNIA ADVISORY ID:
SA16692

VERIFY ADVISORY:
http://secunia.com/advisories/16692/

CRITICAL:
Less critical

IMPACT:
Privilege escalation

WHERE:
Local system

SOFTWARE:
KDE 3.x
http://secunia.com/product/219/

DESCRIPTION:
A vulnerability has been reported in kcheckpass, which potentially
can be exploited by malicious, local users to gain escalated
privileges.

The vulnerability is caused due to a lock file handling error in
kcheckpass.c and may be exploited to gain root privileges.

Successful exploitation requires that the directory "/var/lock" is
writable by the user invoking kcheckpass.

The affects KDE versions 3.2.0 through 3.4.2.

SOLUTION:
Apply patch (KDE 3.4.2):
ftp://ftp.kde.org/pub/kde/security_patches/post-3.4.2-kdebase-kcheckpass.diff
2065be8baea09c89416385ac5dd892a9

PROVIDED AND/OR DISCOVERED BY:
The vendor credits Ilja van Sprundel.

ORIGINAL ADVISORY:
KDE.org:
http://www.kde.org/info/security/advisory-20050905-1.txt

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About:
This Advisory was delivered by Secunia as a free service to help
everybody keeping their systems up to date against the latest
vulnerabilities.

Subscribe:
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Definitions: (Criticality, Where etc.)
http://secunia.com/about_secunia_advisories/


Please Note:
Secunia recommends that you verify all advisories you receive by
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Secunia NEVER sends attached files with advisories.
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use those supplied by the vendor.

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