CVE-2022-4539 Web Application Firewall <= 2.1.2 - IP Address Spoofing to Protection Mechanism Bypass
Attackers can bypass IP-based login restrictions in the Web Application Firewall plugin by spoofing the X-Forwarded-For header.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2022-4539?
CVE-2022-4539 is a medium-severity vulnerability in cyberlord92 Web Application Firewall – website security, published on 31 Aug 2024. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
The Web Application Firewall plugin for WordPress is vulnerable to IP Address Spoofing in versions up to, and including, 2.1.2. This is due to insufficient restrictions on where the IP Address information is being retrieved for request logging and login restrictions. Attackers can supply the X-Forwarded-For header with with a different IP Address that will be logged and can be used to bypass settings that may have blocked out an IP address or country from logging in.
Which versions are affected by CVE-2022-4539?
It affects 1 product.
Products include Miniorange Web Application Firewall.
How do I fix CVE-2022-4539?
No fix has been published for CVE-2022-4539 yet. Limit exposure of the affected software until one is available.
Is CVE-2022-4539 being exploited?
There is no known exploitation of CVE-2022-4539 in the wild and no public exploit code.
Public exploit code: 1 proofs of concept on GitHub.
Sources
Also known as GHSA-9p7x-652m-pw9q.