CVE-2009-2463

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    CVE-2009-2463

    Published: 22 Jul 2009Last Modified: 10 Apr 2026

    Summary:

    Details: Multiple integer overflows in the (1) PL_Base64Decode and (2) PL_Base64Encode functions in nsprpub/lib/libc/src/base64.c in Mozilla Firefox before 3.0.12, Thunderbird before 2.0.0.24, and SeaMonkey before 1.1.19 allow remote attackers to cause a denial of service (memory corruption and application crash) or possibly execute arbitrary code via unspecified vectors that trigger buffer overflows.

    References: http://rhn.redhat.com/errata/RHSA-2009-1162.html, http://rhn.redhat.com/errata/RHSA-2009-1163.html, http://secunia.com/advisories/35914, http://secunia.com/advisories/35943, http://secunia.com/advisories/35944, http://secunia.com/advisories/35947, http://secunia.com/advisories/36005, http://secunia.com/advisories/36145, http://secunia.com/advisories/38977, http://secunia.com/advisories/39001, http://www.mozilla.org/security/announce/2009/mfsa2009-34.html, http://www.ubuntu.com/usn/USN-915-1, http://www.vupen.com/english/advisories/2009/1972, http://www.vupen.com/english/advisories/2009/2152, http://www.vupen.com/english/advisories/2010/0648, http://www.vupen.com/english/advisories/2010/0650, https://bugzilla.mozilla.org/show_bug.cgi?id=492779, http://www.securityfocus.com/bid/35758, http://www.vupen.com/english/advisories/2009/1972, http://lists.opensuse.org/opensuse-security-announce/2009-07/msg00005.html, http://lists.opensuse.org/opensuse-security-announce/2009-08/msg00002.html, http://lists.opensuse.org/opensuse-security-announce/2010-06/msg00001.html, http://sunsolve.sun.com/search/document.do?assetkey=1-26-265068-1, http://sunsolve.sun.com/search/document.do?assetkey=1-77-1020800.1-1, http://www.mozilla.org/security/announce/2010/mfsa2010-07.html, http://www.redhat.com/support/errata/RHSA-2010-0153.html, http://www.redhat.com/support/errata/RHSA-2010-0154.html, https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10369, https://www.redhat.com/archives/fedora-package-announce/2009-July/msg01032.html

    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-2009-2463 | CVE-DB