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MirBSD Korn Shell TTY Attachment Privilege Escalation
Secunia Advisory: SA29803
Release Date: 2008-04-14
Last Update: 2008-04-21
Popularity: 4,858 views

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

Software:MirBSD Korn Shell 3.x

Secunia CVSS-2 Score: Available in Secunia business solutions

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

Description:
A vulnerability has been reported in MirBSD Korn Shell, which can be exploited by malicious, local users to gain escalated privileges.

The vulnerability is caused due to an error when attaching to a TTY via the "-T" command line switch. This can be exploited to execute arbitrary commands with the privileges of the user running mksh via characters previously written to the attached virtual console.

The vulnerability is reported in versions prior to R33d.

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



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