CVE-2005-0095

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    CVE-2005-0095

    Published: 15 Jan 2005Last Modified: 10 Apr 2026

    Summary:

    Details: 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.

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

    Affected packages

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High