[ GLSA 200409-25 ] CUPS: Denial of service vulnerability

[GLSA]

Gentoo Linux Security Advisory

Title: CUPS: Denial of service vulnerability (GLSA 200409-25)
Severity: normal
Exploitable: remote
Date: September 20, 2004
Updated: September 21, 2004
Bug(s): #64168
ID: 200409-25

Synopsis

A vulnerability in CUPS allows remote attackers to cause a denial of service when sending a carefully-crafted UDP packet to the IPP port.

Background

The Common UNIX Printing System (CUPS) is a cross-platform print spooler.

Affected Packages

Package: net-print/cups
Vulnerable: < 1.1.20-r2
Unaffected: >= 1.1.20-r2
Architectures: All supported architectures


Description

Alvaro Martinez Echevarria discovered a hole in the CUPS Internet Printing Protocol (IPP) implementation that allows remote attackers to cause CUPS to stop listening on the IPP port.

Impact

A remote user with malicious intent can easily cause a denial of service to the CUPS daemon by sending a specially-crafted UDP datagram packet to the IPP port.

Workaround

There is no known workaround at this time.

Resolution

All CUPS users should upgrade to the latest version: