InfraGuard

Detection rule: Suspected Heartbleed

Abnormal heartbeat aiming to leak memory (CVE-2014-0160).

CriticalTLS AnomalySuricata

What it detects

Abnormal heartbeat aiming to leak memory (CVE-2014-0160).

Why it fires

Likely an exploit attempt against vulnerable OpenSSL.

Worst case

Memory leak · secret theft

Matching signatures

heartbleedinvalid heartbeat

Track these versions on your own servers

InfraGuard collects installed software versions from every server and flags the ones with known vulnerabilities. Self-hosted — nothing leaves your network.

Weekly exploited-vulnerability digest

The KEV additions that matter for self-hosted servers, once a week. No other mail.