Clam Anti-Virus CHM Unpacker Denial Of Service Vulnerability

BID:20537

Info

Clam Anti-Virus CHM Unpacker Denial Of Service Vulnerability

Bugtraq ID: 20537
Class: Failure to Handle Exceptional Conditions
CVE: CVE-2006-5295
Remote: Yes
Local: No
Published: Oct 16 2006 12:00AM
Updated: Jan 25 2007 04:24PM
Credit: iDefense is credited with the discovery of this vulnerability.
Vulnerable: Trustix Secure Linux 3.0
Trustix Secure Linux 2.2
Trustix Operating System Enterprise Server 2.0
SuSE Linux Enterprise Server 9
SuSE Linux Enterprise Server 10
+ Linux kernel 2.6.5
Securecomputing SnapGear SG565 0
S.u.S.E. Linux Professional 10.0
S.u.S.E. Linux Professional 9.3
S.u.S.E. Linux Professional 9.2
S.u.S.E. Linux Professional 10.1
S.u.S.E. Linux Personal 10.0 OSS
S.u.S.E. Linux Personal 9.3
S.u.S.E. Linux Personal 9.2
S.u.S.E. Linux Personal 10.1
Mandriva Linux Mandrake 2006.0 x86_64
Mandriva Linux Mandrake 2006.0
Mandriva Linux Mandrake 2007.0 x86_64
Mandriva Linux Mandrake 2007.0
MandrakeSoft Corporate Server 4.0 x86_64
MandrakeSoft Corporate Server 3.0 x86_64
MandrakeSoft Corporate Server 3.0
MandrakeSoft Corporate Server 4.0
Kolab Kolab Groupware Server 2.0.4
Kolab Kolab Groupware Server 2.0.3
Kolab Kolab Groupware Server 2.0.2
Kolab Kolab Groupware Server 2.0.1
Kolab Kolab Groupware Server 1.0.8
Kolab Kolab Groupware Server 1.0.7
Kolab Kolab Groupware Server 1.0.6
Kolab Kolab Groupware Server 1.0.5
Kolab Kolab Groupware Server 1.0.3
Kolab Kolab Groupware Server 1.0.1
Kolab Kolab Groupware Server 1.0 -20040426
Kolab Kolab Groupware Server 1.0
+ Mandriva Linux Mandrake 10.0 AMD64
 + Mandriva Linux Mandrake 10.0
Kolab Kolab Groupware Server 2.1beta2
Debian Linux 3.1 sparc
Debian Linux 3.1 s/390
Debian Linux 3.1 ppc
Debian Linux 3.1 mipsel
Debian Linux 3.1 mips
Debian Linux 3.1 m68k
Debian Linux 3.1 ia-64
Debian Linux 3.1 ia-32
Debian Linux 3.1 hppa
Debian Linux 3.1 arm
Debian Linux 3.1 amd64
Debian Linux 3.1 alpha
Debian Linux 3.1
Clam Anti-Virus ClamAV 0.88.4
Not Vulnerable: Securecomputing SnapGear 3.1.4 u2
Clam Anti-Virus ClamAV 0.88.5

Discussion

Clam Anti-Virus CHM Unpacker Denial Of Service Vulnerability

ClamAV is prone to a denial-of-service vulnerability because of an unspecified failure in the CHM unpacker.

Exploitation could cause the application to crash, resulting in a denial of service.

Exploit / POC

Clam Anti-Virus CHM Unpacker Denial Of Service 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].

The following proof of concept is available; Symantec has not nested the integrity of this proof of concept.

Solution / Fix

Clam Anti-Virus CHM Unpacker Denial Of Service Vulnerability

Solution:
The vendor has released version 0.88.5 of ClamAV to address this issue. Please see the vendor references for more information.


Securecomputing SnapGear SG565 0

Clam Anti-Virus ClamAV 0.88.4

Trustix Secure Linux 2.2

Trustix Secure Linux 3.0

References

Clam Anti-Virus CHM Unpacker Denial Of Service Vulnerability

References:

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