CVE-2012-2523

Integer overflow in Microsoft Internet Explorer 8 and 9, JScript 5.8, and VBScript 5.8 on 64-bit platforms allows remote attackers to execute arbitrary code by leveraging an incorrect size calculation during object copying, aka "JavaScript Integer Overflow Remote Code Execution Vulnerability."

• CWE-189

• http://www.us-cert.gov/cas/techalerts/TA12-227A.htmlThird Party Advisory, US Government Resource
• https://docs.microsoft.com/en-us/security-updates/securitybulletins/2012/ms12-052
• https://docs.microsoft.com/en-us/security-updates/securitybulletins/2012/ms12-056
• https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A15790
• http://www.us-cert.gov/cas/techalerts/TA12-227A.htmlThird Party Advisory, US Government Resource
• https://docs.microsoft.com/en-us/security-updates/securitybulletins/2012/ms12-052
• https://docs.microsoft.com/en-us/security-updates/securitybulletins/2012/ms12-056
• https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A15790

Published

Aug 15, 2012

Last Modified

Jun 16, 2026

Status

Modified

• How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
• Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
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