Microsoft Internet Explorer Scripting Engine Memory Corruption Vulnerability (CVE-2018-8653)
Severity: high · Patch status: patched · Since 2021-11-03 · CVE-2018-8653
Microsoft Internet Explorer contains a memory corruption vulnerability due to how the Scripting Engine handles objects in memory, leading to remote code execution. CISA added CVE-2018-8653 to its Known Exploited Vulnerabilities catalog on Nov 3, 2021, which means attackers are exploiting it in the wild.
What to do
- Apply updates per vendor instructions.
- US federal agencies must remediate by May 3, 2022 (BOD 22-01); treat that as the outer limit.
Sources
All live incidents on Threat Watch
