CVE-2012-4787

CRITICAL

9.0

Description

Use-after-free vulnerability in Microsoft Internet Explorer 9 and 10 allows remote attackers to execute arbitrary code via a crafted web site that triggers access to an object that (1) was not properly initialized or (2) is deleted, aka "Improper Ref Counting Use After Free Vulnerability."

CVE Details

CVSS v3.1 Score9.0

SeverityCRITICAL

CVSS VectorCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H

Attack VectorNETWORK

ComplexityHIGH

Privileges RequiredNONE

User InteractionNONE

Published12/12/2012

Last Modified4/29/2026

Sourcenvd

Honeypot Sightings0

Affected Products

microsoft:internet_explorermicrosoft:windows_7microsoft:windows_8microsoft:windows_rtmicrosoft:windows_server_2008microsoft:windows_server_2012microsoft:windows_vista

Weaknesses (CWE)

CWE-399CWE-416

References

http://www.us-cert.gov/cas/techalerts/TA12-346A.html(secure@microsoft.com)

https://docs.microsoft.com/en-us/security-updates/securitybulletins/2012/ms12-077(secure@microsoft.com)

https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A16211(secure@microsoft.com)

http://www.us-cert.gov/cas/techalerts/TA12-346A.html(af854a3a-2127-422b-91ae-364da2661108)

https://docs.microsoft.com/en-us/security-updates/securitybulletins/2012/ms12-077(af854a3a-2127-422b-91ae-364da2661108)

https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A16211(af854a3a-2127-422b-91ae-364da2661108)

IOC Correlations

No correlations recorded

This product uses data from the NVD API but is not endorsed or certified by the NVD.