CVE-2013-2178

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    CVE-2013-2178

    Published: 28 Aug 2013Last Modified: 16 Apr 2026

    Summary:

    Details: The apache-auth.conf, apache-nohome.conf, apache-noscript.conf, and apache-overflows.conf files in Fail2ban before 0.8.10 do not properly validate log messages, which allows remote attackers to block arbitrary IP addresses via certain messages in a request.

    References: http://www.debian.org/security/2013/dsa-2708, http://lists.opensuse.org/opensuse-updates/2014-03/msg00021.html, http://www.openwall.com/lists/oss-security/2013/06/13/7, https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A17338, https://raw.github.com/fail2ban/fail2ban/master/ChangeLog, https://vndh.net/note:fail2ban-089-denial-service

    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
    CVE-2013-2178 | CVE-DB