Improper input validation in Cpanel

CVE-2018-20863

cPanel before 76.0.8 allows remote attackers to execute arbitrary code via mailing-list attachments (SEC-452).

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

EPSS: 0.023 (81.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Cpanel
N/a — versions n/a

Weakness classification (CWE)

CWE-20 — Improper Input Validation

References

cve@mitre.org (x_refsource_CONFIRM, Release Notes, Vendor Advisory)

Frequently asked questions

What is CVE-2018-20863?: CVE-2018-20863 is a critical-severity vulnerability in Cpanel, classified under Improper Input Validation. CVSS score: 9.8/10. Published 2019-07-30.
How severe is CVE-2018-20863?: Critical severity. CVSS v3 base score is 9.8 out of 10.