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Debian ps2epsi Insecure Temporary File Creation
Secunia Advisory: SA8595
Release Date: 2003-04-15
Popularity: 6,088 views

Critical:
Less critical
Impact: Privilege escalation
Where: Local system
Solution Status: Vendor Patch

OS:Debian GNU/Linux 3.0

Secunia CVSS-2 Score: Available in Secunia business solutions

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Advisory Content (Page 1 of 3)[ 1 ] [ 2 ] [ 3 ]

Description:
Debian has reported a vulnerability, which can be exploited by malicious, local users to overwrite certain files on the system.

The vulnerability has been identified in "ps2epsi", which creates a temporary file in an insecure manner when calling ghostscript. The problem is that there are no checks to determine, whether the file already exists or is linked to another place.

Successful exploitation allows a malicious user to overwrite files on the system owned by the user invoking "ps2epsi" by conducting a symlink attack.

Change Page:
[ 1 ] [ 2 ] [ 3 ]



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