CVE-2012-4969
Published: June 8, 2022
Official Description
Microsoft Internet Explorer contains a use-after-free vulnerability that allows remote attackers to execute code via a crafted web site.
CISA KEV Advisory
Microsoft Internet Explorer Use-After-Free Vulnerability
Microsoft Internet Explorer contains a use-after-free vulnerability that allows remote attackers to execute code via a crafted web site.
Apply updates per vendor instructions.
Risk Analysis
Microsoft Internet Explorer contains a use-after-free vulnerability that allows remote attackers to execute code. This can be triggered by a crafted website. The high EPSS score of 0.91840 indicates a very high likelihood of exploitation, making this a critical concern. It is confirmed as exploited by CISA.
Active exploitation of this vulnerability has been observed in the wild. This flaw is remotely exploitable via malicious websites.
Ensure Microsoft Internet Explorer is fully updated or consider using a more modern, supported browser. Exercise caution when visiting untrusted websites.
Technical Analysis
CVE-2012-4969 requires local access, meaning attackers must already have a foothold on the target system.
Exploitation requires some privileges, which limits the exposure to scenarios where an attacker has already gained initial access.
CISA has added CVE-2012-4969 to the Known Exploited Vulnerabilities (KEV) catalog, confirming active exploitation in the wild. U.S. federal agencies are required to patch this within the mandated timeframe, and all organizations should treat remediation as urgent.
Affected Vendors & Products
Exploit & PoC Resources
All References (1)
Quick Facts
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2012-4969 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts
- !CISA KEV: Federal agencies must patch per BOD 22-01 timeline
- !Active exploitation confirmed — treat as P1