SB2023091372 - Remote denial of service in Palo Alto PAN-OS FRR component
Published: September 13, 2023 Updated: December 13, 2023
Security Bulletin ID
SB2023091372
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) Input validation error (CVE-ID: CVE-2023-38802)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to insufficient validation of user-supplied input when processing BGP update data with a corrupted attribute 23 (Tunnel Encapsulation). A remote attacker can send specially crafted BGP update data to the application and perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.