SB2023112035 - Overly permissive cross-domain whitelist in Fortinet FortiADC and FortiDDoS-F
Published: November 20, 2023
Security Bulletin ID
SB2023112035
Severity
Medium
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Data manipulation
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Overly permissive cross-domain whitelist (CVE-ID: CVE-2023-25603)
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.
Remediation
Install update from vendor's website.