CVE-2018-10242

HIGH 7.5CVE-2018-10242 · Published 04/04/2019 · updated 17/06/2026

In short

CVE-2018-10242 is a HIGH (CVSS 7.5) vulnerability affecting suricata (oisf).
Chance of exploitation in the next 30 days (EPSS): 1.5%, higher than 74.8% of all vulnerabilities.
No patched version is listed yet: follow the vendor's advisory in References.

Package	Affected versions	Patched versions
suricata oisf	`= 4.0.4`	No fix yet

Description

Suricata version 4.0.4 incorrectly handles the parsing of the SSH banner. A malformed SSH banner can cause the parsing code to read beyond the allocated data because SSHParseBanner in app-layer-ssh.c lacks a length check.

References

lists.debian.org/debian-lts-announce/2019/04/msg00010.html · Third Party Advisory
suricata-ids.org/2018/07/18/suricata-4-0-5-available · Release Notes

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Package

Affected versions

Patched versions

suricata

oisf

= 4.0.4

No fix yet

More vulnerabilities in suricata

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