What’s Vulnerable › Vulnerabilities

CVE-2012-0143

• Severity: critical (CVSS 9.3 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 22.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2012-05-09 · updated 2026-06-16
• Weakness: CWE-399

Description

Microsoft Excel 2003 SP3 and Office 2008 for Mac do not properly handle memory during the opening of files, which allows remote attackers to execute arbitrary code via a crafted spreadsheet, aka "Excel Memory Corruption Using Various Modified Bytes Vulnerability."

Affected products

• Microsoft Excel 2013 Service Pack 1: 2003-sp3
• Microsoft Office: 2008

References

• http://secunia.com/advisories/49112
• http://www.securityfocus.com/bid/53374
• http://www.securitytracker.com/id?1027041
• http://www.us-cert.gov/cas/techalerts/TA12-129A.html
• https://docs.microsoft.com/en-us/security-updates/securitybulletins/2012/ms12-030
• https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A15064
• http://secunia.com/advisories/49112
• http://www.securityfocus.com/bid/53374
• http://www.securitytracker.com/id?1027041
• http://www.us-cert.gov/cas/techalerts/TA12-129A.html
• https://docs.microsoft.com/en-us/security-updates/securitybulletins/2012/ms12-030
• https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A15064

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