CVE-2021-3054

medium

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

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

Details

Source: MITRE

Published: 2021-09-08

Updated: 2021-09-15

Type: CWE-367

Risk Information

CVSS v2

Base Score: 8.5

Vector: AV:N/AC:M/Au:S/C:C/I:C/A:C

Impact Score: 10

Exploitability Score: 6.8

Severity: HIGH

CVSS v3

Base Score: 6.6

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

Impact Score: 5.9

Exploitability Score: 0.7

Severity: MEDIUM