Home/CVE/cPanel before 64.0.21 allows demo and suspended accounts to use SSH port forwarding (SEC-247).
CVE

CVE-2017-18443

cPanel before 64.0.21 allows demo and suspended accounts to use SSH port forwarding (SEC-247).

cPanel before 64.0.21 allows demo and suspended accounts to use SSH port forwarding (SEC-247).

MEDIUM · CVSS 5.8 EPSS 0.00241
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  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-20Improper Input Validation
▤

Affected Products & Versions

5
cpanel>= 55.9999.61 and < 56.0.49
cpanel>= 57.9999.48 and < 58.0.49
cpanel>= 59.9999.58 and < 60.0.43
cpanel>= 61.9999.55 and < 62.0.24
cpanel>= 63.9999.74 and < 64.0.21
▣

Scoring & Timeline

5.8
MEDIUM · CVSS v3.0 · cve@mitre.org
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD02 Aug 2019 · 05:15 PM
CVSS VectorCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:L/A:N
🔗

References & Sources

2
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://documentation.cpanel.net/display/CL/64+Change+LogProductRelease Notes
https://news.cpanel.com/cpanel-tsr-2017-0003-full-disclosure/Vendor Advisory
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