Vulnerability in Microsoft Internet Explorer
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."
Published · last modified .
CVSS v2 metric
CVSS v2 base score 9.3 (High). Vector: AV:N/AC:M/Au:N/C:C/I:C/A:C. This CVE predates CVSS v3 and has no v3 score from NVD.
EPSS exploit prediction
EPSS: 0.222 (97.6th percentile), scored .
Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 98th percentile — 97.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.222 · newest: 0.222 · change: 0.000
Affected products
- Microsoft Internet Explorer — versions 8, 9
- Microsoft Jscript — versions 5.8
- Microsoft Vbscript — versions 5.8
Weakness classification (CWE)
References
- docs.microsoft.com/en-us/security-updates/securitybulletins/2012/ms12-052 (vendor-advisory)
- docs.microsoft.com/en-us/security-updates/securitybulletins/2012/ms12-056 (vendor-advisory)
- www.us-cert.gov/cas/techalerts/TA12-227A.html (US Government Resource, Third Party Advisory, third-party-advisory)
- oval.cisecurity.org/repository/search/definition/oval:org.mitre.oval:def:15790 (signature, vdb-entry)