#VU50650 Permissions, Privileges, and Access Controls in cPanel - CVE-2021-26266
Published: February 11, 2021
Vulnerability identifier: #VU50650
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2021-26266
CWE-ID: CWE-264
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
cPanel
cPanel
Software vendor:
cPanel, Inc
cPanel, Inc
Description
The vulnerability allows a remote user to escalate privileges on the system.
The vulnerability exists due to way cPanel handles account suspensions. A remote user can trigger a logical error by suspending an already suspended account via the WHM API. As a result, a Reseller can bypass the suspension lock.
Remediation
Install updates from vendor's website.