SB2021111107 - Denial of service in PAN-OS GlobalProtect Portal and Gateway interfaces
Published: November 11, 2021
Security Bulletin ID
SB2021111107
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) Improper Handling of Exceptional Conditions (CVE-ID: CVE-2021-3063)
The vulnerability allows a remote attacker to perform denial of service (DoS) attack.
The vulnerability exists due to improper handling of exceptional conditions in GlobalProtect portal and gateway interfaces. A remote non-authenticated attacker can send specifically crafted traffic to a GlobalProtect interface that causes the service to stop responding.
Successful exploitation of the vulnerability may result in a denial of service (DoS) attack.
Remediation
Install update from vendor's website.