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Vulnerability record · CVE-2008-3477 · published 15 October 2008

CVE-2008-3477: Microsoft internet explorer vulnerability

Microsoft · Internet Explorer

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."

9.3 CVSS 2.0 High EPSS 36% · top 1.6% CWE-399 · CWE-399
9.3CVSS 2.0 base score
36%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
22References
16 Jun 2026Last modified by NVD

Description

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."

AV:N/AC:M/Au:N/C:C/I:C/A:C

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://labs.idefense.com/intelligence/vulnerabilities/display.php?id=746
http://marc.info/?l=bugtraq&m=122479227205998&w=2
http://secunia.com/advisories/32211 PatchVendor Advisory
http://www.securityfocus.com/bid/31702 Patch
http://www.securitytracker.com/id?1021044
http://www.us-cert.gov/cas/techalerts/TA08-288A.html US Government Resource
http://www.vupen.com/english/advisories/2008/2808
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2008/ms08-057
https://exchange.xforce.ibmcloud.com/vulnerabilities/45566
https://exchange.xforce.ibmcloud.com/vulnerabilities/45581
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5870
http://labs.idefense.com/intelligence/vulnerabilities/display.php?id=746
http://marc.info/?l=bugtraq&m=122479227205998&w=2
http://secunia.com/advisories/32211 PatchVendor Advisory
http://www.securityfocus.com/bid/31702 Patch
http://www.securitytracker.com/id?1021044
http://www.us-cert.gov/cas/techalerts/TA08-288A.html US Government Resource
http://www.vupen.com/english/advisories/2008/2808
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2008/ms08-057
https://exchange.xforce.ibmcloud.com/vulnerabilities/45566
https://exchange.xforce.ibmcloud.com/vulnerabilities/45581
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5870

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Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2008-3477), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.