[ GLSA 200712-12 ] IRC Services: Denial of Service

2007-12-1600:00:00

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Gentoo Linux Security Advisory GLSA 200712-12

                                        http://security.gentoo.org/

Severity: Normal
Title: IRC Services: Denial of Service
Date: December 13, 2007
Bugs: #199897
ID: 200712-12

Synopsis

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

Background

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

Affected packages

-------------------------------------------------------------------
 Package              /  Vulnerable  /                  Unaffected
-------------------------------------------------------------------

1 net-irc/ircservices < 5.0.63 >= 5.0.63

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.

Workaround

There is no known workaround at this time.

Resolution

All IRC Services users should upgrade to the latest version:

# emerge --sync
# emerge --ask --oneshot --verbose &quot;&gt;=net-irc/ircservices-5.0.63&quot;

References

[ 1 ] CVE-2007-6122
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2007-6122

Availability

This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:

http://security.gentoo.org/glsa/glsa-200712-12.xml

Concerns?

Security is a primary focus of Gentoo Linux and ensuring the
confidentiality and security of our users machines is of utmost
importance to us. Any security concerns should be addressed to
[email protected] or alternatively, you may file a bug at
http://bugs.gentoo.org.