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Severity
Medium
Analysis Summary
CVE-2022-0023
Palo Alto Networks PAN-OS is vulnerable to a denial of service, caused by improper handling of exceptional conditions in the DNS proxy feature. By sending specially crafted traffic to the firewall, a remote attacker could exploit this vulnerability to cause a denial of service.
Impact
- System Performance Degradation
- Denial of Service
Indicators Of Compromise
CVE
CVE-2022-0023
Affected Vendors
Palo Alto
Affected Products
- Palo Alto Networks PAN-OS 8.1.1
- Palo Alto Networks PAN-OS 8.1.5
- Palo Alto Networks PAN-OS 8.1.6
- Palo Alto Networks PAN-OS 9.0.0
- Palo Alto Networks PAN-OS 9.0.2
- Palo Alto Networks PAN-OS 10.1.0
- Palo Alto Networks PAN-OS 9.0.2 h4
- Palo Alto Networks PAN-OS 8.1.6 h2
Remediation
Refer to Palo Alto Networks Security Advisories for the patches, upgrade,s or workarounds here: