CVE-2012-4787
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…
Does this matter?
EPSS puts the probability of exploitation in the next 30 days at 17.6%, higher than 97% of all known CVEs. Patch or mitigate before the next change window.
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."
- CVSS 3.1
- 9.0 CRITICALCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H
- EPSS
- 17.57% probability · 97th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-399, CWE-416
- Affected
- microsoft/internet explorer
- Source
- secure@microsoft.com
References
- http://www.us-cert.gov/cas/techalerts/TA12-346A.htmlUS Government Resource
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2012/ms12-077
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A16211
- http://www.us-cert.gov/cas/techalerts/TA12-346A.htmlUS Government Resource
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2012/ms12-077
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A16211
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.