CVE-2006-0031

Stack-based buffer overflow in Microsoft Excel 2000, 2002, and 2003, in Microsoft Office 2000 SP3 and other packages, allows user-assisted attackers to execute arbitrary code via an Excel file with a malformed record with a modified length value, which leads to memory corruption.

Published: 2006-03-14 Last update: 2026-04-16 Assigner: [email protected] Source: [email protected]

Conclusion & alert: CVE-2006-0031 is rated Moderate Risk (49.6/100): CVSS Medium severity, with high exploitation likelihood (EPSS 45.45%, 98th percentile). Core evidence: EPSS ranks this CVE among the most likely to be exploited in the near term. Mandatory action: High exploitation likelihood—assess exposure and prioritize remediation.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Exploit prediction scoring system (EPSS) score for CVE-2006-0031

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2026-04-12 58.14% 45.45% -12.69%
2 2026-02-27 49.91% 58.14% +8.23%
3 2025-12-10 49.91%

Full EPSS history (14 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2006-0031

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
5.1 2.0 MEDIUM
AV:N/AC:H/Au:N/C:P/I:P/A:P Click to expand
Access vector (AV:N)
Can be exploited remotely over network reachability.
Access complexity (AC:H)
Exploitation requires uncommon or highly specific conditions.
Authentication (AU:N)
No authentication is required.
Confidentiality impact (C:P)
Partial confidentiality impact.
Integrity impact (I:P)
Partial integrity impact.
Availability impact (A:P)
Partial availability impact.
4.9 6.4 [email protected]

Weakness enumeration for CVE-2006-0031

Affected software / configurations for CVE-2006-0031

Vendor Product Version Raw CPE
microsoft office 2000 cpe:2.3:a:microsoft:office:2000:sp3:*:*:*:*:*:*
microsoft office 2003 cpe:2.3:a:microsoft:office:2003:sp1:*:*:*:*:*:*
microsoft office 2003 cpe:2.3:a:microsoft:office:2003:sp2:*:*:*:*:*:*
microsoft office 2004 cpe:2.3:a:microsoft:office:2004:*:mac:*:*:*:*:*
microsoft office v.x cpe:2.3:a:microsoft:office:v.x:*:mac:*:*:*:*:*
microsoft office xp cpe:2.3:a:microsoft:office:xp:sp3:*:*:*:*:*:*

References for CVE-2006-0031

URL Tags
http://archives.neohapsis.com/archives/fulldisclosure/2006-02/1521.html
http://secunia.com/advisories/19138 Patch Vendor Advisory
http://secunia.com/advisories/19238 Vendor Advisory
http://securityreason.com/securityalert/589
http://securitytracker.com/id?1015766 Patch
http://support.avaya.com/elmodocs2/security/ASA-2006-069.htm
http://www.kb.cert.org/vuls/id/104302 Third Party Advisory US Government Resource
http://www.osvdb.org/23902
http://www.securityfocus.com/archive/1/427699/100/0/threaded
http://www.securityfocus.com/bid/17101 Patch
http://www.us-cert.gov/cas/techalerts/TA06-073A.html Third Party Advisory US Government Resource
http://www.vupen.com/english/advisories/2006/0950 Vendor Advisory
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2006/ms06-012
https://exchange.xforce.ibmcloud.com/vulnerabilities/25228
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A1327
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A1525
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A1750
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A763
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