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IRC Services: Denial of Service

Content:

1.  Gentoo Linux Security Advisory

Version Information

Advisory Reference GLSA 200712-12 / ircservices
Release Date December 13, 2007
Latest Revision December 13, 2007: 01
Impact normal
Exploitable remote
Package Vulnerable versions Unaffected versions Architecture(s)
net-irc/ircservices < 5.0.63 >= 5.0.63 All supported architectures

Related bugreports: #199897

Synopsis

A Denial of Service vulnerability has been reported in IRC Services.

2.  Impact Information

Background

IRC Services is a system of services to be used with Internet Relay Chat networks.

Description

loverboy reported that the "default_encrypt()" function in file encrypt.c does not properly handle overly long passwords.

Impact

A remote attacker could provide an overly long password to the vulnerable server, resulting in a Denial of Service.

3.  Resolution Information

Workaround

There is no known workaround at this time.

Resolution

All IRC Services users should upgrade to the latest version:

Code Listing 3.1: Resolution

# emerge --sync
# emerge --ask --oneshot --verbose ">=net-irc/ircservices-5.0.63"

4.  References



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Page updated December 13, 2007

Summary: This is a Gentoo Linux Security Advisory

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