9.8
Critical
CVE-2021-3064 A memory corruption vulnerability exists in Palo Alto Networks GlobalProtect portal and gateway interfaces that…
Description
A memory corruption vulnerability exists in Palo Alto Networks GlobalProtect portal and gateway interfaces that enables an unauthenticated network-based attacker to disrupt system processes and potentially execute arbitrary code with root privileges. The attacker must have network access to the GlobalProtect interface to exploit this issue. This issue impacts PAN-OS 8.1 versions earlier than PAN-OS 8.1.17. Prisma Access customers are not impacted by this issue.
Affected products and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| PAN-OS 8.1 | 8.1 → < 8.1.17 | 8.1.17 |
| Prisma Access | Versions not published |
Other CVEs of PAN-OS
The 197 CVEs of PAN-OS →
CVE-2026-0316
A stored cross-site scripting (XSS) vulnerability in Palo Alto Networks PAN-OS® software enables a malicious…
1.1
Low
CVE-2026-0317
A denial of service vulnerability in Palo Alto Networks PAN-OS software enables an authenticated user with a read-only…
1.2
Low
CVE-2026-0318
A stack-based buffer overflow vulnerability in the log processing functionality of Palo Alto Networks PAN-OS® software…
4.6
Medium
CVE-2026-0319
An improper input handling vulnerability in the GlobalProtect™ gateway of Palo Alto Networks PAN-OS software enables…
4.9
Medium