CVE-2022-31791

Severity: high (CVSS 7.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2022-09-06 · updated 2026-06-17

Description

WatchGuard Firebox and XTM appliances allow a local attacker (that has already obtained shell access) to elevate their privileges and execute code with root permissions. This is fixed in Fireware OS 12.8.1, 12.5.10, and 12.1.4.

Affected products

WatchGuard Fireware OS: from 12.0.0 before 12.1.4; from 12.2.0 before 12.5.10; 12.6.1-u1, 12.6.1-u3, 12.6.3, 12.6.4, 12.7.0-u1, 12.7.1 (+2) — fixed in 12.1.4, 12.5.10

How to fix

Upgrade to a fixed version: WatchGuard Fireware OS 12.1.4, 12.5.10. Check the vendor advisory for mitigations.

References

https://www.watchguard.com/wgrd-psirt/advisory/wgsa-2022-00018
https://www.watchguard.com/wgrd-psirt/advisory/wgsa-2022-00018

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