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…

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.

Scores

EPSS (exploitation in 30 days)

2.8% · top 13% of all CVEs (6 Nov 2026)

The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.0.

Weakness

• n/a
• CWE-399 (opens in a new tab)All about CWE-399 and its CVEs

Affected products

• n/a

  • affected n/a

References (7)

• 70083 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
• http://packetstormsecurity.com/files/128382/Suricata-2.0.3-Out-Of-Bounds-Access.html (opens in a new tab)x_refsource_MISCx_transferred
• FEDORA-2014-11462 (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
• FEDORA-2014-11302 (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
• suricata-cve20146603-dos(96157) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
• 20140923 CVE-2014-6603 suricata 2.0.3 Out-of-bounds access in SSH parser (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
• 20140923 CVE-2014-6603 suricata 2.0.3 Out-of-bounds access in SSH parser (opens in a new tab)mailing-listx_refsource_FULLDISCx_transferred

Sources

The same CVE in the primary databases and aggregators, to check against.

• CVE.org record (opens in a new tab)
• CVE List JSON (GitHub) (opens in a new tab)
• NVD (opens in a new tab)
• FIRST EPSS (opens in a new tab)
• OSV.dev (opens in a new tab)
• GitHub Advisories (opens in a new tab)
• CIRCL Vulnerability-Lookup (opens in a new tab)

Badge for a README or a ticket

[![CVE-2014-6603](https://trackcve.app/badge/CVE-2014-6603.svg)](https://trackcve.app/cve/CVE-2014-6603)

Record last updated 6 Aug 2024, 12:24 UTC.