Sysklogd Crunch_List Buffer Overrun Vulnerability

BID:10238

Info

Sysklogd Crunch_List Buffer Overrun Vulnerability

Bugtraq ID: 10238
Class: Boundary Condition Error
CVE:
Remote: No
Local: Yes
Published: Apr 29 2004 12:00AM
Updated: Apr 29 2004 12:00AM
Credit: Discovery is credited to Steve Grubb.
Vulnerable: Sysklogd Sysklogd 1.4.1
+ MandrakeSoft Corporate Server 2.1 x86_64
 + MandrakeSoft Corporate Server 2.1
+ MandrakeSoft Multi Network Firewall 2.0
+ Mandriva Linux Mandrake 10.0
+ Mandriva Linux Mandrake 9.2 amd64
 + Mandriva Linux Mandrake 9.2
+ Mandriva Linux Mandrake 9.1 ppc
 + Mandriva Linux Mandrake 9.1
+ Slackware Linux 9.1
+ Slackware Linux 9.0
+ Slackware Linux 8.1
+ Slackware Linux -current
 Sysklogd Sysklogd 1.4
Sysklogd Sysklogd 1.3
Sysklogd Sysklogd 1.2
Sysklogd Sysklogd 1.1
Not Vulnerable:

Discussion

Sysklogd Crunch_List Buffer Overrun Vulnerability

Sysklogd has been reported to prone to a buffer overrun vulnerability.

This condition may theoretically permit a local attacker to crash the server. It is not believed that this condition may be exploited to execute arbitrary with elevated privileges, since the syslogd component may not be installed with setuid/setgid permissions, though this has not been confirmed.

Exploit / POC

Sysklogd Crunch_List Buffer Overrun Vulnerability

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

Solution / Fix

Sysklogd Crunch_List Buffer Overrun Vulnerability

Solution:
Mandrake has released advisory MDKSA-2004:038 to address this issue. Please see the attached advisory for details on obtaining and applying fixes.

Openwall have released patches for Owl-current which are available through CVS.

Slackware has released advisory SSA:2004-124-02 to address this issue. Please see the attached advisory for details on obtaining and applying fixes.


Sysklogd Sysklogd 1.4.1

References

Sysklogd Crunch_List Buffer Overrun Vulnerability

References:

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