Overly permissive cross-domain whitelist in FortiDDoS-F and FortiADC - CVE-2023-25603
Published: November 20, 2023
Vulnerability identifier: #VU83294
CSH Severity: Medium
CVSS v4: 5.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2023-25603
CWE-ID: CWE-942
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to bypass the CORS protection mechanism.
The vulnerability exists due to incorrect processing of the "Origin" HTTP header that is supplied within HTTP request in the API. A remote attacker can supply arbitrary value via the "Origin" HTTP header, bypass implemented CORS protection mechanism and perform cross-site scripting attacks against the vulnerable application.
Affected software
FortiDDoS-F
FortiADC
FortiADC
How to mitigate CVE-2023-25603
Install updates from vendor's website.
FortiDDoS-F - addressed in versions 6.4.2, 6.5.0
FortiADC - addressed in versions 7.1.2, 7.2.0
FortiADC - addressed in versions 7.1.2, 7.2.0