Adobe ColdFusion Deserialization of Untrusted Data Vulnerability (CVE-2023-38203)
Severity: critical · Patch status: patched · Since 2024-01-08 · CVE-2023-38203
Adobe ColdFusion contains a deserialization of untrusted data vulnerability that allows for code execution. CISA added CVE-2023-38203 to its Known Exploited Vulnerabilities catalog on Jan 8, 2024, which means attackers are exploiting it in the wild. CISA reports known use in ransomware campaigns.
What to do
- Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
- US federal agencies must remediate by Jan 29, 2024 (BOD 22-01); treat that as the outer limit.
Sources
All live incidents on Threat Watch
