CVE-2008-3477
Microsoft Excel 2000 SP3, 2002 SP3, and 2003 SP2 and SP3 does not properly validate data in the...
Microsoft Excel 2000 SP3, 2002 SP3, and 2003 SP2 and SP3 does not properly validate data in the VBA Performance Cache when processing an Office document with an embedded object, which allows remote attackers to execute arbitrary code via an Excel file containing a crafted value, leading to heap-based buffer overflows, integer overflows, array index errors, and memory corruption, aka "Calendar Object Validation Vulnerability."
Exploit likelihood
What each source reports
NVD Score used
Microsoft Excel 2000 SP3, 2002 SP3, and 2003 SP2 and SP3 does not properly validate data in the VBA Performance Cache when processing an Office document with an embedded object, which allows remote attackers to execute arbitrary code via an Excel file containing a crafted value, leading to heap-based buffer overflows, integer overflows, array index errors, and memory corruption, aka "Calendar Object Validation Vulnerability."
- Record
CVE-2008-3477- CVSS 2.0
- 9.3 High
AV:N/AC:M/Au:N/C:C/I:C/A:C - Weakness
- CWE-399
- Updated
- 2026-11-02
CVE List No score
Microsoft Excel 2000 SP3, 2002 SP3, and 2003 SP2 and SP3 does not properly validate data in the VBA Performance Cache when processing an Office document with an embedded object, which allows remote attackers to execute arbitrary code via an Excel file containing a crafted value, leading to heap-based buffer overflows, integer overflows, array index errors, and memory corruption, aka "Calendar Object Validation Vulnerability."
- Record
CVE-2008-3477- Updated
- 2026-11-02
EUVDEUVD-2008-3463 No score
Microsoft Excel 2000 SP3, 2002 SP3, and 2003 SP2 and SP3 does not properly validate data in the VBA Performance Cache when processing an Office document with an embedded object, which allows remote attackers to execute arbitrary code via an Excel file containing a crafted value, leading to heap-based buffer overflows, integer overflows, array index errors, and memory corruption, aka "Calendar Object Validation Vulnerability."
- Record
EUVD-2008-3463- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-xpwf-6m43-7f68 No score
Microsoft Excel 2000 SP3, 2002 SP3, and 2003 SP2 and SP3 does not properly validate data in the...
Microsoft Excel 2000 SP3, 2002 SP3, and 2003 SP2 and SP3 does not properly validate data in the VBA Performance Cache when processing an Office document with an embedded object, which allows remote attackers to execute arbitrary code via an Excel file containing a crafted value, leading to heap-based buffer overflows, integer overflows, array index errors, and memory corruption, aka "Calendar Object Validation Vulnerability."
- Record
GHSA-xpwf-6m43-7f68- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2008-3477 is a high vulnerability (CVSS 9.3) in Microsoft Internet Explorer, published October 15, 2008. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 35.7%, the 98th percentile. No source names a fixed version.
References
labs.idefense.com/intelligence/vulnerabilities/display.php?id=746
marc.info?l=bugtraq&m=122479227205998&w=2
securitytracker.com/id?1021044
vupen.com/english/advisories/2008/2808
docs.microsoft.com/en-us/security-updates/securitybulletins/2008/ms08-057
securityfocus.com/bid/31702
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exchange.xforce.ibmcloud.com/vulnerabilities/45581
us-cert.gov/cas/techalerts/TA08-288A.html
oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5870
secunia.com/advisories/32211
nvd.nist.gov/vuln/detail/CVE-2008-3477
github.com/advisories/GHSA-xpwf-6m43-7f68