CVE-2005-0095 - Interlocking Couplings

Description

The WCCP message parsing code in Squid 2.5.STABLE7 and earlier allows remote attackers to cause a denial of service (crash) via malformed WCCP messages with source addresses that are spoofed to reference Squid’s home router and invalid WCCP_I_SEE_YOU cache numbers.

Reference

http://www.squid-cache.org/Advisories/SQUID-2005_2.txt http://www.squid-cache.org/Versions/v2/2.5/bugs/squid-2.5.STABLE7-wccp_denial_of_service.patch http://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000923 http://www.debian.org/security/2005/dsa-651 http://security.gentoo.org/glsa/glsa-200501-25.xml http://www.redhat.com/support/errata/RHSA-2005-060.html http://www.redhat.com/support/errata/RHSA-2005-061.html http://www.novell.com/linux/security/advisories/2005_06_squid.html http://www.trustix.org/errata/2005/0003/ http://secunia.com/advisories/13825 http://www.osvdb.org/12886 http://securitytracker.com/id?1012882 http://fedoranews.org/updates/FEDORA–.shtml http://www.securityfocus.com/bid/12275 http://www.mandriva.com/security/advisories?name=MDKSA-2005:014 https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10269