CVE-2013-7177

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    CVE-2013-7177

    Published: 1 Feb 2014Last Modified: 16 Apr 2026

    Summary:

    Details: config/filter.d/cyrus-imap.conf in the cyrus-imap filter in Fail2ban before 0.8.11 allows remote attackers to trigger the blocking of an arbitrary IP address via a crafted e-mail address that matches an improperly designed regular expression.

    References: http://www.debian.org/security/2014/dsa-2979, https://github.com/fail2ban/fail2ban/commit/bd175f026737d66e7110868fb50b3760ff75e087, https://github.com/fail2ban/fail2ban/commit/bd175f026737d66e7110868fb50b3760ff75e087, http://lists.opensuse.org/opensuse-updates/2014-03/msg00021.html, http://www.kb.cert.org/vuls/id/686662

    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