CVE-2021-3054

HIGH

PAN-OS Authenticated RCE via Plugin Upload Race Condition

Title source: llm

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.

References (1)

Core 1

Core References

Vendor Advisory x_refsource_misc

https://security.paloaltonetworks.com/CVE-2021-3054

Scores

CVSS v3 7.2

EPSS 0.0064

EPSS Percentile 70.8%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Details

CWE

CWE-367

Status published

Products (1)

paloaltonetworks/pan-os 8.1.0 - 8.1.20

Published Sep 08, 2021

Tracked Since Feb 18, 2026