Microsoft Internet Explorer Use-After-Free
Microsoft Internet Explorer
Microsoft Internet Explorer contains a use-after-free vulnerability that allows a remote attacker to execute arbitrary code via a crafted web site that triggers access to an object that (1) was not properly allocated or (2) is deleted, as demonstrated by a CDwnBindInfo object. Added to the CISA KEV catalog on 2024-07-23. CVE-2012-4792 was assigned before 2024; the KEV listing came in 2024.
Why this severity: CVSS 8.8 (v3.1, CISA-ADP), actively exploited (CISA KEV)
- Started
- Jul 23, 2024
- Closed
- Jul 23, 2024
Affected
- See vendor advisory (versions are not listed in the KEV record)
Fixed in
- No fix: CISA says the product is end-of-life and should be retired
Timeline1
CISA added CVE-2012-4792 to the KEV catalog (federal deadline 2024-08-13)
Source
Advisories3
Notes & caveats
Derived from the CISA KEV JSON feed (catalogVersion 2026.10.21); CVSS from the CVE record (cveawg.mitre.org). startedAt is the CVE publication date when it fell in 2024 before the KEV listing, else the KEV dateAdded; exploitation may have begun earlier. closedAt is the KEV listing date (a fix or mitigation was available then unless noted).
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