Firebox and Fireware OS

CVE-2022-23176: Firebox and XTM Privilege Escalation

WatchGuard Firebox and XTM appliances allow a remote attacker with unprivileged credentials to access the system with a privileged management session via exposed management access.

Published

ExploitedYes, in CISA KEVAdded 11 Apr 2022
Ransomware useNot reportedPer CISA
SeverityHIGHCVSS 3.1 8.8
EPSS11%Chance of exploitation in 30 days
Public exploitNot tracked
FixSee advisory

Automatic summary from the vendor's CVE record. We haven't written a full analysis of this vulnerability yet.

Affected and fixed versions

Product / branchFixed in
n/a n/aSee the advisory

Always confirm against the vendor advisory, which lists every fixed hotfix.

What it is

WatchGuard Firebox and XTM appliances allow a remote attacker with unprivileged credentials to access the system with a privileged management session via exposed management access. This vulnerability impacts Fireware OS before 12.7.2_U1, 12.x before 12.1.3_U3, and 12.2.x through 12.5.x before 12.5.7_U3.

Exploitation

CISA lists this CVE as exploited in the wild since 11 Apr 2022.

Sources

KEV status, EPSS score and vendor data refreshed automatically, last on 13 Oct 2026.

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