SB2023041142 - VPN policy bypass in FortiOS
Published: April 11, 2023
Security Bulletin ID
SB2023041142
CSH 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 vulnerability.
1) Permissions, Privileges, and Access Controls (CVE-ID: CVE-2022-42469)
CWE-ID: CWE-264 - Permissions, Privileges, and Access Controls
CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Green
The vulnerability allows a remote user to bypass implemented policy.
The vulnerability exists due to improperly imposed permissions in FortiGate Policy-based NGFW Mode. A remote SSL-VPN user can bypass the policy via bookmarks in the web portal.
Remediation
Install update from vendor's website.