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    CVE-2009-3135

    Stack-based buffer overflow in Microsoft Office Word 2002 SP3 and 2003 SP3, Office 2004 and 2008 for Mac, Open XML File Format Converter for Mac, Office Word Viewer 2003 SP3, and Office Word Viewer allow remote attackers to execute arbitrary code via a Word document with a malformed File Information Block (FIB) structure, aka "Microsoft Office Word File Information Memory Corruption Vulnerability."

    Published:Nov 11, 2009
    Last Modified:Apr 23, 2026
    EPS:Nov 11, 2009
    EPSS Score:0.69661
    CVSS Score:9.3

    Affected Products

    Vendor
    Microsoft
    Product
    Office
    Vendor
    Microsoft
    Product
    Office Word
    Vendor
    Microsoft
    Product
    Office Word Viewer
    Vendor
    Microsoft
    Product
    Open Xml File Format Converter

    Exploits

    No exploit reference

    Related CVEs

    CVE-2026-78439 (CVSS 8.8) — Stack-based buffer overflow in Microsoft Graphics Component allows an unauthorized attacker to execute code ov…
    CVE-2026-70105 (CVSS 6.5) — Improper input validation in Microsoft Office Word allows an unauthorized attacker to disclose information ove…
    CVE-2026-50387 (CVSS 7.8) — Stack-based buffer overflow in Windows GDI allows an authorized attacker to elevate privileges locally.…
    CVE-2026-45463 (CVSS 8.4) — Integer underflow (wrap or wraparound) in Microsoft Office allows an unauthorized attacker to execute code loc…
    CVE-2026-45461 (CVSS 8.4) — Use after free in Microsoft Office allows an unauthorized attacker to execute code locally.…
    CVE-2026-45460 (CVSS 4.7) — Buffer over-read in Microsoft Office allows an unauthorized attacker to disclose information locally.…
    CVE-2026-45474 (CVSS 8.4) — Use after free in Microsoft Office allows an unauthorized attacker to execute code locally.…
    CVE-2026-45472 (CVSS 8.4) — Use after free in Microsoft Office allows an unauthorized attacker to execute code locally.…
    CVE-2026-42832 (CVSS 7.7) — Improper access control in Microsoft Office allows an unauthorized attacker to perform spoofing locally.…
    CVE-2026-40420 (CVSS 8.8) — Use after free in Microsoft Office allows an authorized attacker to elevate privileges locally.…

    References

    http://labs.idefense.com/intelligence/vulnerabilities/display.php?id=831
    http://osvdb.org/59857
    http://secunia.com/advisories/37277
    http://www.securityfocus.com/bid/36950
    http://www.securitytracker.com/id?1023158
    http://www.us-cert.gov/cas/techalerts/TA09-314A.html
    http://www.vupen.com/english/advisories/2009/3194
    https://docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-068
    https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6555
    http://labs.idefense.com/intelligence/vulnerabilities/display.php?id=831
    http://osvdb.org/59857
    http://secunia.com/advisories/37277
    http://www.securityfocus.com/bid/36950
    http://www.securitytracker.com/id?1023158
    http://www.us-cert.gov/cas/techalerts/TA09-314A.html
    http://www.vupen.com/english/advisories/2009/3194
    https://docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-068
    https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6555

    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