Executive Summary

Summary
Title IRC Services: Denial of Service
Informations
Name GLSA-200712-12 First vendor Publication 2007-12-13
Vendor Gentoo Last vendor Modification 2007-12-13
Severity (Vendor) Normal Revision N/A

Security-Database Scoring CVSS v3

Cvss vector : N/A
Overall CVSS Score NA
Base Score NA Environmental Score NA
impact SubScore NA Temporal Score NA
Exploitabality Sub Score NA
 
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector : (AV:N/AC:L/Au:N/C:N/I:N/A:P)
Cvss Base Score 5 Attack Range Network
Cvss Impact Score 2.9 Attack Complexity Low
Cvss Expoit Score 10 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

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.

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 ">=net-irc/ircservices-5.0.63"

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

Original Source

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

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-20 Improper Input Validation

OpenVAS Exploits

Date Description
2008-09-24 Name : Gentoo Security Advisory GLSA 200712-12 (ircservices)
File : nvt/glsa_200712_12.nasl
2008-09-04 Name : FreeBSD Ports: ircservices
File : nvt/freebsd_ircservices.nasl

Open Source Vulnerability Database (OSVDB)

Id Description
39185 IRC Services encrypt.c default_encrypt Function Remote DoS

Nessus® Vulnerability Scanner

Date Description
2008-01-21 Name : The remote FreeBSD host is missing a security-related update.
File : freebsd_pkg_e5a9de5fc6bc11dcb9f100a0cce0781e.nasl - Type : ACT_GATHER_INFO
2007-12-17 Name : The remote Gentoo host is missing one or more security-related patches.
File : gentoo_GLSA-200712-12.nasl - Type : ACT_GATHER_INFO

Alert History

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0
Date Informations
2014-02-17 11:35:24
  • Multiple Updates