CVE-2021-3054 PAN-OS: Unsigned Code Execution During Plugin Installation Race Condition Vulnerability
An authenticated administrator can exploit a race condition during plugin installation to execute arbitrary code with root privileges on PAN-OS firewalls.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2021-3054?
CVE-2021-3054 is a high-severity vulnerability in Paloaltonetworks Pan-Os, published on 8 Sep 2021. An attacker needs administrator access to exploit it, with no action from the victim.
Official description
A time-of-check to time-of-use (TOCTOU) race condition vulnerability in the Palo Alto Networks PAN-OS web interface enables an authenticated administrator with permission to upload plugins to execute arbitrary code with root user privileges. This issue impacts: PAN-OS 8.1 versions earlier than PAN-OS 8.1.20; PAN-OS 9.0 versions earlier than PAN-OS 9.0.14; PAN-OS 9.1 versions earlier than PAN-OS 9.1.11; PAN-OS 10.0 versions earlier than PAN-OS 10.0.7; PAN-OS 10.1 versions earlier than PAN-OS 10.1.2. This issue does not affect Prisma Access.
Weakness: CWE-367
Which versions are affected by CVE-2021-3054?
It affects 1 product.
Products include Paloaltonetworks Pan-Os.
How do I fix CVE-2021-3054?
No fix has been published for CVE-2021-3054 yet. Limit exposure of the affected software until one is available.
Is CVE-2021-3054 being exploited?
There is no known exploitation of CVE-2021-3054 in the wild and no public exploit code.
Other vulnerabilities in Paloaltonetworks Pan-Os
- CVE-2024-3400 Palo Alto Networks PAN-OS Command Injection
- CVE-2020-2021 Palo Alto Networks PAN-OS Authentication Bypass
- CVE-2017-15944 Palo Alto Networks PAN-OS Remote Code Execution
- CVE-2026-0300 Palo Alto Networks PAN-OS Out-of-bounds Write
- CVE-2024-0012 Palo Alto Networks PAN-OS Management Interface Authentication Bypass
Sources
Also known as GHSA-r7c8-q64w-gv6f.