Description
A memory leak exists in Palo Alto Networks PAN-OS software that enables an attacker to send a burst of crafted packets through the firewall that eventually prevents the firewall from processing traffic. This issue applies only to PA-5400 Series devices that are running PAN-OS software with the SSL Forward Proxy feature enabled.
CVSS breakdown
CVSS 3.1
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High
Affected products
- Palo Alto Networks / Cloud NGFWAll – All
- Palo Alto Networks / pan-os9.1.0 – 9.1.0
- Palo Alto Networks / pan-os10.1.0 – 10.1.0
- Palo Alto Networks / pan-os10.2.0 – 10.2.7-h3
- Palo Alto Networks / pan-os11.0.0 – 11.0.4
- Palo Alto Networks / pan-os11.1.0 – 11.1.2
- Palo Alto Networks / pan-os9.0.0 – 9.0.0
- Palo Alto Networks / Prisma AccessAll – All