CVE-2009-3627

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    CVE-2009-3627

    Published: 29 Oct 2009Last Modified: 10 Apr 2026

    Summary:

    Details: The decode_entities function in util.c in HTML-Parser before 3.63 allows context-dependent attackers to cause a denial of service (infinite loop) via an incomplete SGML numeric character reference, which triggers generation of an invalid UTF-8 character.

    References: http://secunia.com/advisories/37155, http://www.vupen.com/english/advisories/2009/3022, http://github.com/gisle/html-parser/commit/b9aae1e43eb2c8e989510187cff0ba3e996f9a4c, http://www.openwall.com/lists/oss-security/2009/10/23/9, http://www.securityfocus.com/bid/36807, http://www.vupen.com/english/advisories/2009/3022, https://issues.apache.org/SpamAssassin/show_bug.cgi?id=6225, https://bugzilla.redhat.com/show_bug.cgi?id=530604, https://exchange.xforce.ibmcloud.com/vulnerabilities/53941

    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