SB2022101024 - Denial of service in FortiOS and FortiProxy SSL VPN portal
Published: October 10, 2022
Security Bulletin ID
SB2022101024
Severity
Medium
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) NULL pointer dereference (CVE-ID: CVE-2022-29055)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a NULL pointer dereference error within the SSL VPN portal. A remote attacker can send a specially crafted HTTP GET request to the system and crash the sslvpn daemon.
Remediation
Install update from vendor's website.