SB2021120716 - CSRF in FortiOS and FortiProxy
Published: December 7, 2021
Security Bulletin ID
SB2021120716
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) Cross-site request forgery (CVE-ID: CVE-2021-26103)
The vulnerability allows a remote attacker to perform cross-site request forgery attacks.
The vulnerability exists due to insufficient validation of the HTTP request origin in the SSL VPN interface. A remote attacker can trick the victim to visit a specially crafted web page and perform arbitrary actions on behalf of the victim on the vulnerable website.
Remediation
Install update from vendor's website.