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    CVE-2008-3471

    Stack-based buffer overflow in Microsoft Excel 2000 SP3, 2002 SP3, 2003 SP2 and SP3, and 2007 Gold and SP1; Office Excel Viewer 2003 SP3; Office Excel Viewer; Office Compatibility Pack for Word, Excel, and PowerPoint 2007 File Formats Gold and SP1; Office 2004 and 2008 for Mac; and Open XML File Format Converter for Mac allows remote attackers to execute arbitrary code via a BIFF file with a malformed record that triggers a user-influenced size calculation, aka "File Format Parsing Vulnerability."

    Published:Oct 15, 2008
    Last Modified:Apr 23, 2026
    EPS:Oct 15, 2008
    EPSS Score:0.73242
    CVSS Score:9.3

    Affected Products

    Vendor
    Microsoft
    Product
    Excel
    Vendor
    Microsoft
    Product
    Excel Viewer
    Vendor
    Microsoft
    Product
    Office
    Vendor
    Microsoft
    Product
    Office Compatibility Pack
    Vendor
    Microsoft
    Product
    Open Xml File Format Converter

    Exploits

    No exploit reference

    Common Weakness Enumeration

    CWE-787 Out-of-bounds Write

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

    Related CVEs

    CVE-2026-85875 (CVSS 5.5) — Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to disclose information locally.…
    CVE-2026-81948 (CVSS 7.8) — Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally.…
    CVE-2026-81950 (CVSS 7.8) — Double free in Microsoft Office Excel allows an unauthorized attacker to execute code locally.…
    CVE-2026-81949 (CVSS 7.8) — Integer overflow or wraparound in Microsoft Office Excel allows an unauthorized attacker to execute code local…
    CVE-2026-81953 (CVSS 7.8) — Stack-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally.…
    CVE-2026-81959 (CVSS 7.8) — Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally.…
    CVE-2026-81951 (CVSS 7.8) — Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally.…
    CVE-2026-81388 (CVSS 7.8) — Stack-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally.…
    CVE-2026-81957 (CVSS 7.8) — Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to execute code locally.…
    CVE-2026-81395 (CVSS 5.5) — Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to disclose information locally.…

    References

    http://marc.info/?l=bugtraq&m=122479227205998&w=2
    http://secunia.com/advisories/32211
    http://www.securityfocus.com/bid/31705
    http://www.securitytracker.com/id?1021044
    http://www.us-cert.gov/cas/techalerts/TA08-288A.html
    http://www.vupen.com/english/advisories/2008/2808
    http://www.zerodayinitiative.com/advisories/ZDI-08-068/
    https://docs.microsoft.com/en-us/security-updates/securitybulletins/2008/ms08-057
    https://exchange.xforce.ibmcloud.com/vulnerabilities/45579
    https://exchange.xforce.ibmcloud.com/vulnerabilities/45581
    https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5750
    http://marc.info/?l=bugtraq&m=122479227205998&w=2
    http://secunia.com/advisories/32211
    http://www.securityfocus.com/bid/31705
    http://www.securitytracker.com/id?1021044
    http://www.us-cert.gov/cas/techalerts/TA08-288A.html
    http://www.vupen.com/english/advisories/2008/2808
    http://www.zerodayinitiative.com/advisories/ZDI-08-068/
    https://docs.microsoft.com/en-us/security-updates/securitybulletins/2008/ms08-057
    https://exchange.xforce.ibmcloud.com/vulnerabilities/45579
    https://exchange.xforce.ibmcloud.com/vulnerabilities/45581
    https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5750

    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