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    CVE-2007-0031

    Heap-based buffer overflow in Microsoft Excel 2000 SP3, 2002 SP3, 2003 SP2, 2004 for Mac, and v.X for Mac allows user-assisted remote attackers to execute arbitrary code via a BIFF8 spreadsheet with a PALETTE record that contains a large number of entries.

    Published:Jan 9, 2007
    Last Modified:Apr 23, 2026
    EPS:Jan 9, 2007
    EPSS Score:0.74898
    CVSS Score:9.3

    Affected Products

    Vendor
    Microsoft
    Product
    Excel
    Vendor
    Microsoft
    Product
    Excel Viewer
    Vendor
    Microsoft
    Product
    Office
    Vendor
    Microsoft
    Product
    Works

    Exploits

    https://www.exploit-db.com/exploits/3193

    Common Weakness Enumeration

    No CWE recorded yet

    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://labs.idefense.com/intelligence/vulnerabilities/display.php?id=461
    http://securitytracker.com/id?1017487
    http://www.kb.cert.org/vuls/id/625532
    http://www.osvdb.org/31258
    http://www.securityfocus.com/archive/1/457274/100/0/threaded
    http://www.securityfocus.com/bid/21922
    http://www.us-cert.gov/cas/techalerts/TA07-009A.html
    http://www.vupen.com/english/advisories/2007/0103
    https://docs.microsoft.com/en-us/security-updates/securitybulletins/2007/ms07-002
    https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A753
    http://labs.idefense.com/intelligence/vulnerabilities/display.php?id=461
    http://securitytracker.com/id?1017487
    http://www.kb.cert.org/vuls/id/625532
    http://www.osvdb.org/31258
    http://www.securityfocus.com/archive/1/457274/100/0/threaded
    http://www.securityfocus.com/bid/21922
    http://www.us-cert.gov/cas/techalerts/TA07-009A.html
    http://www.vupen.com/english/advisories/2007/0103
    https://docs.microsoft.com/en-us/security-updates/securitybulletins/2007/ms07-002
    https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A753

    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