SB2021090818 - Denial of service in Palo Alto PAN-OS
Published: September 8, 2021
Security Bulletin ID
SB2021090818
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-2021-3053)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to improper handling of exceptional conditions in the Palo Alto Networks PAN-OS dataplane. A remote attacker can send specifically crafted traffic through the firewall and perform a denial of service attack.
Remediation
Install update from vendor's website.