Vulnerability Details : 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 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.
Vulnerability category: Denial of service
Exploit prediction scoring system (EPSS) score for CVE-2014-6603
Probability of exploitation activity in the next 30 days: 5.34%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 92 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2014-6603
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source |
---|---|---|---|---|---|
5.0
|
MEDIUM | AV:N/AC:L/Au:N/C:N/I:N/A:P |
10.0
|
2.9
|
NIST |
CWE ids for CVE-2014-6603
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Assigned by: nvd@nist.gov (Primary)
References for CVE-2014-6603
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http://www.securityfocus.com/bid/70083
Suricata 'src/app-layer-ssh.c' Remote Denial of Service Vulnerability
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http://lists.fedoraproject.org/pipermail/package-announce/2014-October/139630.html
[SECURITY] Fedora 21 Update: suricata-2.0.4-1.fc21
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http://www.securityfocus.com/archive/1/533515/100/0/threaded
SecurityFocus
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http://seclists.org/fulldisclosure/2014/Sep/79
Full Disclosure: CVE-2014-6603 suricata 2.0.3 Out-of-bounds access in SSH parserExploit
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https://exchange.xforce.ibmcloud.com/vulnerabilities/96157
Suricata SSH denial of service CVE-2014-6603 Vulnerability Report
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http://lists.fedoraproject.org/pipermail/package-announce/2014-October/139821.html
[SECURITY] Fedora 20 Update: suricata-2.0.4-1.fc20
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http://packetstormsecurity.com/files/128382/Suricata-2.0.3-Out-Of-Bounds-Access.html
Suricata 2.0.3 Out Of Bounds Access ≈ Packet StormExploit
Products affected by CVE-2014-6603
- cpe:2.3:a:openinfosecfoundation:suricata:*:*:*:*:*:*:*:*
- cpe:2.3:a:openinfosecfoundation:suricata:2.0.1-1:*:*:*:*:*:*:*
- cpe:2.3:a:openinfosecfoundation:suricata:2.0.3-1:*:*:*:*:*:*:*
- cpe:2.3:a:openinfosecfoundation:suricata:2.0.2-2:*:*:*:*:*:*:*
- cpe:2.3:a:openinfosecfoundation:suricata:2.0.2-1:*:*:*:*:*:*:*
- cpe:2.3:a:openinfosecfoundation:suricata:2.0.1-2:*:*:*:*:*:*:*