thoralox

Heartbleed

Last verified 2h ago

OpenSSL TLS heartbeat out-of-bounds read

Exploited in the wild?
YES · Active in KEV
Public exploit?
YES · 96 PoCs
Patch available?
YES · Upstream & distros
Severity
7.5 HIGH
Check if you're affected Jump to fix commands

Risk signals

Known exploited
CISA KEV2022-05-04
Added May 4, 2022
97.3%
EPSS probability
99.9th percentile
PoC repos
96
CVSS
7.5

Summary

Long-tail embedded devices with OpenSSL 1.0.1 still leak memory to scanners.

Fix it

Per-distro commands are being verified
Our team is confirming fixed package versions for OpenSSL. Use your distribution's security tracker in the meantime.

Related incidents

Log4Shell
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CISA KEVPatch available
Apache Traversal
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CVE-2021-41773

Encoded dot segments escape DocumentRoot; with mod_cgi enabled, leads to RCE.

CISA KEVPatch available
CVE-2019-11043
9.8 Critical
CVE-2019-11043

Specific nginx fastcgi_split_path_info configs allow RCE in PHP-FPM.

CISA KEVPatch available