From: Secunia Security Advisories (sec-advsecunia.com)
Date: Thu Jan 08 2004 - 10:01:52 CST

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TITLE:
InterNetNews Control Message Handling Buffer Overflow Vulnerability

SECUNIA ADVISORY ID:
SA10578

VERIFY ADVISORY:
http://www.secunia.com/advisories/10578/

CRITICAL:
Highly critical

IMPACT:
System access

WHERE:
From remote

SOFTWARE:
InterNetNews (INN) 2.x

DESCRIPTION:
Dan Riley has discovered a vulnerability in InterNetNews (INN), which
can be exploited by malicious people to compromise a vulnerable
system.

The vulnerability is caused due to a boundary error in the
"ARTpost()" function during the handling of control messages. This
can result in a buffer overflow when filing these into per-type
newsgroups.

Successful exploitation may allow execution of arbitrary code on a
vulnerable system with the privileges of innd.

The vulnerability affects version 2.4.0 and STABLE snapshots. The
2.3.x branch and prior are not affected.

SOLUTION:
Update to version 2.4.1.
http://www.isc.org/products/INN/

PROVIDED AND/OR DISCOVERED BY:
Dan Riley

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