WatchGuard Firebox and XTM Privilege Escalation Vulnerability

[ Why it matters ]Priority signals

• Exploited in the wild: on CISA's Known Exploited Vulnerabilities list since 2022-04-11
• EPSS: 11% chance of exploitation in the next 30 days (higher than 96% of CVEs)

[ Description ]Official description

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.

CISA: 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.

[ Fixes ]Fixes and patches

CISA required action (US federal deadline 2 May 2022): Apply updates per vendor instructions.

No fix or interim patch is linked from our sources yet. Check the vendor references below and limit exposure of affected systems until a fix is available.

[ References ]References

• arstechnica.com/information-technology/2022/04/watchguard-failed-to-disclose-critical-f…Third Party Advisory
• securityportal.watchguard.comVendor Advisory
• www.watchguard.com/support/release-notes/fireware/12/en-US/EN_ReleaseNotes_Fireware_12_…Release NotesVendor Advisory
• www.watchguard.com/support/release-notes/fireware/12/en-US/EN_ReleaseNotes_Fireware_12_…Release NotesVendor Advisory
• www.watchguard.com/support/release-notes/fireware/12/en-US/EN_ReleaseNotes_Fireware_12_…Release NotesVendor Advisory
• www.cisa.gov/known-exploited-vulnerabilities-catalogUS Government Resource