Disclosure summary
The TLS and DTLS implementations in OpenSSL do not properly handle Heartbeat Extension packets, which allows remote attackers to obtain sensitive information.
CISA remediation guidance
Apply updates per vendor instructions.
Original records & references
PUBLISHED 2022-05-04T00:00:00-04:00
MODIFIED 2022-05-04T00:00:00-04:00
INGESTED 2026-10-06T11:42:58-04:00