What’s Vulnerable › Vulnerabilities

CVE-2017-18430

Severity: medium (CVSS 4.7 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.7% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2019-08-02 · updated 2026-06-17
Weakness: CWE-20

Description

In cPanel before 66.0.2, user and group ownership may be incorrectly set when using reassign_post_terminate_cruft (SEC-294).

Affected products

WebPros cPanel: from 55.9999.61 before 56.0.51; from 57.9999.48 before 58.0.52; from 59.9999.58 before 60.0.45; from 61.9999.55 before 62.0.27; from 63.9999.74 before 64.0.33; from 65.9999.38 before 66.0.2 — fixed in 56.0.51, 58.0.52, 60.0.45, 62.0.27, 64.0.33, 66.0.2

How to fix

Upgrade to a fixed version: WebPros cPanel 56.0.51, 58.0.52, 60.0.45, 62.0.27. Check the vendor advisory for mitigations.

References

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