OpenBSD Systrace STRIOCREPLACE Local Integer Overflow Vulnerability

BID:20392

Info

OpenBSD Systrace STRIOCREPLACE Local Integer Overflow Vulnerability

Bugtraq ID: 20392
Class: Boundary Condition Error
CVE: CVE-2006-5218
Remote: No
Local: Yes
Published: Oct 07 2006 12:00AM
Updated: Nov 28 2006 10:19PM
Credit: Chris Evans of the Google Security Team discovered this issue.
Vulnerable: OpenBSD OpenBSD 3.9
OpenBSD OpenBSD 3.8
NetBSD NetBSD 3.0.1
NetBSD NetBSD 2.1
NetBSD NetBSD 2.0.3
NetBSD NetBSD 2.0.2
NetBSD NetBSD 2.0.1
NetBSD NetBSD 2.0
NetBSD NetBSD Current
NetBSD NetBSD 2.1.1
NetBSD NetBSD 2.0.4
Navision Financials Server 3.0
Not Vulnerable:

Discussion

OpenBSD Systrace STRIOCREPLACE Local Integer Overflow Vulnerability

OpenBSD systrace is prone to a local integer-overflow vulnerability.

An attacker can exploit this vulnerability to execute arbitrary code with elevated privileges. A successful exploit could lead to a complete compromise of affected computers.

OpenBSD 3.8 and 3.9 are reported vulnerable; other BSD variants such as NetBSD and FreeBSD may be affected as well.

Exploit / POC

OpenBSD Systrace STRIOCREPLACE Local Integer Overflow Vulnerability

Currently we are not aware of any exploits for this issue. If you feel we are in error or if you are aware of more recent information, please mail us at: [email protected]

Solution / Fix

OpenBSD Systrace STRIOCREPLACE Local Integer Overflow Vulnerability

Solution:
OpenBSD has released source-code patches to address this issue.

Please see the referenced advisories for further information.


OpenBSD OpenBSD 3.8

OpenBSD OpenBSD 3.9

References

OpenBSD Systrace STRIOCREPLACE Local Integer Overflow Vulnerability

References:

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