[ GLSA 200502-15 ] PowerDNS: Denial of Service vulnerability

GLSA · Last edited by GLSA on Fri Apr 04, 2008 4:17 am; edited 4 times in total

Gentoo Linux Security Advisory

Title: PowerDNS: Denial of Service vulnerability (GLSA 200502-15)
Severity: normal
Exploitable: remote
Date: February 13, 2005
Updated: May 22, 2006
Bug(s): #80713
ID: 200502-15

Synopsis

A vulnerability in PowerDNS could lead to a temporary Denial of Service.

Background

The PowerDNS Nameserver is an authoritative-only nameserver which uses a flexible backend architecture.

Affected Packages

Package: net-dns/pdns
Vulnerable: < 2.9.17
Unaffected: >= 2.9.17
Architectures: All supported architectures

Description

A vulnerability has been reported in the DNSPacket::expand method of dnspacket.cc.

Impact

An attacker could cause a temporary Denial of Service by sending a random stream of bytes to the PowerDNS Daemon.

Workaround

There is no known workaround at this time.

Resolution

All PowerDNS users should upgrade to the latest version: