CVE-2014-6603

mediumpriority · track · 21EPSS 0.032 · 88 %ileEUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

3.24% (88th) EPSS

CVSS 5 · medium

Is it mine?

7 products

Check your exposure

Who says so?

3 sources

cnnvd · enisa_euvd · nvd

EPSS · scored 2026-10-28

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.

cvss

Technical severity, 0–10. One row per scoring source.

5.0

010

base score 0–10 · higher = more severe · hover a vector to decode

v2.05mediumAV:N/AC:L/Au:N/C:N/I:N/A:Pprimary · NVD / NIST USexploitability 10 · impact 2.9

v2.04.3mediumAV:N/AC:L/Au:N/C:N/I:N/A:P/E:Usecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-399USprimary

affected products (7)

Products and version ranges known to be affected.

n/a n/a≤ n/aenisa_euvdEU
openinfosecfoundation suricata≤ 2.0.3-2nvdUScpe:2.3:a:openinfosecfoundation:suricata:*:*:*:*:*:*:*:*
openinfosecfoundation suricata= 2.0.1-1nvdUScpe:2.3:a:openinfosecfoundation:suricata:*:*:*:*:*:*:*:*
openinfosecfoundation suricata= 2.0.1-2nvdUScpe:2.3:a:openinfosecfoundation:suricata:*:*:*:*:*:*:*:*
openinfosecfoundation suricata= 2.0.2-1nvdUScpe:2.3:a:openinfosecfoundation:suricata:*:*:*:*:*:*:*:*
openinfosecfoundation suricata= 2.0.2-2nvdUScpe:2.3:a:openinfosecfoundation:suricata:*:*:*:*:*:*:*:*
openinfosecfoundation suricata= 2.0.3-1nvdUScpe:2.3:a:openinfosecfoundation:suricata:*:*:*:*:*:*:*:*

also known as (3)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd nvd NVD CVE.org MITRE

published 2014-10-07modified 2026-06-17

related (3,726)

Related entries.

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+3721 more

references (22)

External citations — patches, advisories, analysis.

scry

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