CVE-2018-20888 Auth bypass in n/a
Attackers can bypass HTTP authentication to modify files with root privileges in cPanel, requiring an upgrade to secure the system.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2018-20888?
CVE-2018-20888 is a medium-severity authentication bypass vulnerability in Cpanel Cpanel, published on 1 Aug 2019. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
cPanel before 74.0.0 allows file modification in the context of the root account because of incorrect HTTP authentication (SEC-424).
Weakness: CWE-287
Which versions are affected by CVE-2018-20888?
It affects 1 product.
Products include Cpanel Cpanel.
How do I fix CVE-2018-20888?
No fix has been published for CVE-2018-20888 yet. Limit exposure of the affected software until one is available.
Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.
Is CVE-2018-20888 being exploited?
There is no known exploitation of CVE-2018-20888 in the wild and no public exploit code.
Other vulnerabilities in Cpanel Cpanel
- CVE-2026-41940 WebPros cPanel & WHM and WP2 (WordPress Squared) Missing Authentication for Critical Function
- CVE-2003-1425 guestbook.cgi in cPanel 5.0 allows remote attackers to execute arbitrary commands via the template parameter.
- CVE-2004-1769 Code injection in n/a
- CVE-2004-1770 Command injection in n/a
- CVE-2020-26098 Command injection in n/a
Sources
Also known as GHSA-hpmx-q5w5-cj4c.