CVE-2014-0322
Published: May 4, 2022
Official Description
Use-after-free vulnerability in Microsoft Internet Explorer allows remote attackers to execute code.
CISA KEV Advisory
Microsoft Internet Explorer Use-After-Free Vulnerability
Use-after-free vulnerability in Microsoft Internet Explorer allows remote attackers to execute code.
Apply updates per vendor instructions.
Risk Analysis
This use-after-free vulnerability in Microsoft Internet Explorer allows remote attackers to execute arbitrary code on affected systems. The high EPSS score of 0.93203 indicates a strong likelihood of exploitation, and its presence in CISA's KEV confirms it is being actively exploited.
This vulnerability is actively exploited in the wild and is listed in CISA's Known Exploited Vulnerabilities Catalog. Attackers are leveraging this flaw for remote code execution.
Apply the latest security updates for Microsoft Internet Explorer. Consider migrating to a modern, supported web browser that receives regular security updates.
Technical Analysis
CVE-2014-0322 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-2014-0322 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-2014-0322 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