SB2023101195 - Denial of service in FortiOS and FortiProxy
Published: October 11, 2023
Security Bulletin ID
SB2023101195
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) Use-after-free (CVE-ID: CVE-2023-41675)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a use-after-free error within the Web proxy process. A remote non-authenticated attacker can send multiple specially crafted packets to the device and perform a denial of service (DoS) attack.
Successful exploitation of the vulnerability requires that SSL deep packet inspection is enabled.
Remediation
Install update from vendor's website.