Microsoft Internet Explorer and Edge Information Disclosure Vulnerability (CVE-2016-3351)
Severity: medium · Patch status: patched · Since 2022-05-24 · CVE-2016-3351
An information disclosure vulnerability exists in the way that certain functions in Internet Explorer and Edge handle objects in memory. The vulnerability could allow an attacker to detect specific files on the user's computer. CISA added CVE-2016-3351 to its Known Exploited Vulnerabilities catalog on May 24, 2022, which means attackers are exploiting it in the wild. CISA reports known use in ransomware campaigns.
What to do
- Apply updates per vendor instructions.
- US federal agencies must remediate by Jun 14, 2022 (BOD 22-01); treat that as the outer limit.
Sources
All live incidents on Threat Watch
