Overview
A Palo Alto Networks PAN-OS URL filtering policy misconfiguration could allow a network-based attacker to conduct reflected and amplified TCP denial-of-service (RDoS) attacks.
https://security.paloaltonetworks.com/CVE-2022-0028; https://nvd.nist.gov/vuln/detail/CVE-2022-0028
Key Details
| Property | Value |
|---|---|
| CVE ID | CVE-2022-0028 |
| Vendor / Product | Palo Alto Networks — PAN-OS |
| NVD Published | 2022-08-10 |
| NVD Last Modified | 2025-11-04 |
| CVSS 3.1 Score | 8.6 |
| CVSS 3.1 Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H |
| Severity | HIGH |
| CWE | CWE-406 |
| CISA KEV Added | 2022-08-22 |
| CISA KEV Deadline | 2022-09-12 |
| Known Ransomware Use | No |
CVSS 3.1 Breakdown
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Changed
Confidentiality
None
Integrity
None
Availability
High
Required Action
CISA BOD 22-01 Deadline: 2022-09-12.
Apply updates per vendor instructions.
Timeline
| Date | Event |
|---|---|
| 2022-08-22 | Added to CISA Known Exploited Vulnerabilities catalog |
| 2022-09-12 | CISA BOD 22-01 remediation deadline |
References
| Resource | Type |
|---|---|
| NVD — CVE-2022-0028 | Vulnerability Database |
| CISA KEV Catalog Entry | US Government |