CVE-2022-4639

CRITICAL 9.8CVE-2022-4639 · Published 21/12/2022 · updated 17/06/2026

In short

CVE-2022-4639 is a CRITICAL (CVSS 9.8) vulnerability affecting sslh (sslh project).
Chance of exploitation in the next 30 days (EPSS): 0.93%, higher than 60.8% of all vulnerabilities.
No patched version is listed yet: follow the vendor's advisory in References.

Package	Affected versions	Patched versions
sslh sslh_project	`= 2.0`	No fix yet

Description

A vulnerability, which was classified as critical, has been found in sslh. This issue affects the function hexdump of the file probe.c of the component Packet Dumping Handler. The manipulation of the argument msg_info leads to format string. The attack may be initiated remotely. The name of the patch is b19f8a6046b080e4c2e28354a58556bb26040c6f. It is recommended to apply a patch to fix this issue. The identifier VDB-216497 was assigned to this vulnerability.

References

yrutschle/sslh commit b19f8a6 · Patch
yrutschle/sslh#353 · Patch
vuldb.com · Third Party Advisory

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