From: Secunia Security Advisories (sec-advsecunia.com)
Date: Mon Nov 08 2004 - 06:22:05 CST

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TITLE:
DHCP Logging Functions Format String Vulnerability

SECUNIA ADVISORY ID:
SA13100

VERIFY ADVISORY:
http://secunia.com/advisories/13100/

CRITICAL:
Moderately critical

IMPACT:
System access

WHERE:
From local network

SOFTWARE:
ISC DHCP 2
http://secunia.com/product/957/

DESCRIPTION:
infamous41md has reported a vulnerability in ISC DHCP, which
potentially can be exploited by malicious people to compromise a
vulnerable system.

The vulnerability is caused due to format string errors within
various logging functions in "errwarn.c".

Successful exploitation may potentially allow execution of arbitrary
code via a malicious DNS server.

The vulnerability affects DHCP 2.0pl5 and prior, and alpha and beta
releases of DHCP 3.x up to and including version 3.0b1-pl17.

SOLUTION:
DHCP 2.x is considered "end of life" and alpha and beta releases
should not be installed on production systems. Upgrade to the latest
version of DHCP 3.x.
http://www.isc.org/index.pl?/sw/dhcp/

PROVIDED AND/OR DISCOVERED BY:
infamous41md

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