CVE-2014-6603

medium
Published 2014-10-07 ยท Modified 2026-05-06
CVSS v3
โ€”
CVSS v4 NEW
โ€”
not yet in upstream
VIR risk
5.0

Description

The SSHParseBanner function in SSH parser (app-layer-ssh.c) in Suricata before 2.0.4 allows remote attackers to bypass SSH rules, cause a denial of service (crash), or possibly have unspecified other impact via a crafted banner, which triggers a large memory allocation or an out-of-bounds write.

Predictions

Exploit likelihood
20%
Patch ETA
โ€”

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

No mitigations published for this CVE yet.

The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or โ€” if you've already worked around this in production โ€” publish your fix to the community-verified tier.

โœš Propose a mitigation on Community โ†’ Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here with source_tier=community-verified.

OS impact

OSVersionStatusFixed in
debian debianbullseyefixed2.0.4-1
debian debianforkyfixed2.0.4-1
debian debiansidfixed2.0.4-1
debian debiantrixiefixed2.0.4-1

Application impact

VendorProductVersionsFixed
openinfosecfoundationsuricata{"endIncluding":"2.0.3-2"}
openinfosecfoundationsuricata2.0.1-1
openinfosecfoundationsuricata2.0.1-2
openinfosecfoundationsuricata2.0.2-1
openinfosecfoundationsuricata2.0.2-2
openinfosecfoundationsuricata2.0.3-1

References

CWEs

CWE-399

Community-verified mitigations for this CVE will appear above when contributors publish them.

Verify integrity in audit chain (admin only). AS-IS.