What’s Vulnerable › Vulnerabilities

CVE-2018-20947

Severity: medium (CVSS 5.5 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2019-08-01 · updated 2026-06-17
Weakness: CWE-668

Description

cPanel before 68.0.27 allows certain file-write operations via the telnetcrt script (SEC-356).

Affected products

WebPros cPanel: from 61.9999.55 before 62.0.39; from 65.9999.38 before 66.0.35; from 67.9999.64 before 68.0.27 — fixed in 62.0.39, 66.0.35, 68.0.27

How to fix

Upgrade to a fixed version: WebPros cPanel 62.0.39, 66.0.35, 68.0.27. Check the vendor advisory for mitigations.

References

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