Man -S Heap Overflow Vulnerability

BID:2711

Info

Man -S Heap Overflow Vulnerability

Bugtraq ID: 2711
Class: Boundary Condition Error
CVE:
Remote: No
Local: Yes
Published: May 13 2001 12:00AM
Updated: May 13 2001 12:00AM
Credit: Originally posted to Bugtraq by zenith parsec <[email protected]> on May 13, 2001.
Vulnerable: SuSE Linux 7.1
SuSE Linux 7.0
SuSE Linux 6.4
SuSE Linux 6.3
SuSE Linux 6.2
SuSE Linux 6.1
SuSE Linux 6.0
Redhat man-1.5h1-10.i386.rpm
+ Redhat Linux 7.0
Redhat man-1.5h1-1.i386.rpm
+ Redhat Linux 6.2
 Redhat man-1.5f-1.i386.rpm
Redhat Linux 7.0
Redhat Linux 5.2
Redhat Linux 6.2
Immunix Immunix OS 7.0 beta
Immunix Immunix OS 7.0
Immunix Immunix OS 6.2
Not Vulnerable:

Discussion

Man -S Heap Overflow Vulnerability

A heap overflow vulnerability exists in the 'man' system manual pager program.

The vulnerability exists due to a length check error when the -S option is given. As a result, it may be possible for a local user to execute arbitrary code with group 'man' privileges.

Exploit / POC

Man -S Heap Overflow Vulnerability

An exploit has been made available by <[email protected]>:

Solution / Fix

Man -S Heap Overflow Vulnerability

Solution:
Several vendors have supplied updated packages for this issue:


Redhat Linux 6.2

Redhat man-1.5f-1.i386.rpm

Redhat man-1.5h1-1.i386.rpm

Redhat man-1.5h1-10.i386.rpm

Redhat Linux 5.2

SuSE Linux 6.1

Immunix Immunix OS 6.2

SuSE Linux 6.2

SuSE Linux 6.3

SuSE Linux 6.4

Immunix Immunix OS 7.0 beta

Immunix Immunix OS 7.0

Redhat Linux 7.0

SuSE Linux 7.0

SuSE Linux 7.1

References

Man -S Heap Overflow Vulnerability

References:

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