CVE-2012-5854

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    CVE-2012-5854

    Published: 19 Nov 2012Last Modified: 10 Apr 2026

    Summary:

    Details: Heap-based buffer overflow in WeeChat 0.3.6 through 0.3.9 allows remote attackers to cause a denial of service (crash or hang) and possibly execute arbitrary code via crafted IRC colors that are not properly decoded.

    References: http://secunia.com/advisories/51377, http://weechat.org/security/, http://www.mandriva.com/security/advisories?name=MDVSA-2013:136, http://lists.fedoraproject.org/pipermail/package-announce/2012-November/092228.html, http://lists.fedoraproject.org/pipermail/package-announce/2012-November/092490.html, http://lists.fedoraproject.org/pipermail/package-announce/2012-November/092536.html, http://lists.opensuse.org/opensuse-security-announce/2013-01/msg00018.html, http://lists.opensuse.org/opensuse-updates/2012-11/msg00087.html, http://osvdb.org/87279, http://www.openwall.com/lists/oss-security/2012/11/12/2, http://www.securityfocus.com/bid/56482, https://savannah.nongnu.org/bugs/?37704, https://wiki.mageia.org/en/Support/Advisories/MGASA-2012-0330

    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