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Vulnerabilities

Vulnerability · CVE-2022-23176

WatchGuard Firebox and XTM Privilege Escalation Vulnerability

Published Feb 24, 2022 · catalog updated Jun 16, 2026 · WatchGuard Firebox and XTM Appliances

Patch now

CVE-2022-23176 is in the CISA known-exploited catalog, due May 2, 2022. Confirm WatchGuard Firebox and XTM Appliances against the vendor advisory and apply that fix. The CVSS score does not change the priority.

Severity
High8.8
Known exploitation
CISA KEV and VulnCheck KEV
EPSS
10.80%
Remediation
Remediation guidance
Affected products
cpe watchguard/fireware · vendor WatchGuard Firebox and XTM · vendor WatchGuard Firebox and XTM Appliances

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.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • cpe watchguard/fireware12.1.3
  • cpe watchguard/fireware12.5.7
  • vendor WatchGuard Firebox and XTMversion unspecified
  • vendor WatchGuard Firebox and XTM Appliancesversion unspecified

How to fix CVE-2022-23176

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

CVE-2022-23176 is in the CISA known-exploited catalog, due May 2, 2022. Confirm WatchGuard Firebox and XTM Appliances against the vendor advisory and apply that fix. The CVSS score does not change the priority.

Which versions are affected?

Compare what you have installed with 12.1.3, 12.5.7. Apply updates per vendor instructions.

What should an analyst verify?

No weakness class is stored. EPSS 10.80%. The CISA KEV listing is the exploitation evidence. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Feb 24, 2022 · Catalog

    Detected

    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.

  2. Apr 11, 2022 · CISA KEV

    Known exploited

    Apply updates per vendor instructions.

  3. May 2, 2022 · CISA KEV

    Remediation due

    Apply updates per vendor instructions.

  4. Jun 16, 2026 · Catalog

    Updated

    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.

Sources

  • CISA KEVConfirmed exploitationCVE-2022-23176

    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.

    cisa.gov
  • CVE.orgVulnerability recordCVE-2022-23176

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2022-23176

    30-day exploitation probability 10.8%

    first.org
  • NIST NVDVulnerability recordCVE-2022-23176

    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

    nvd.nist.gov
  • VulnCheck KEVConfirmed exploitationCVE-2022-23176

    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.

    vulncheck.com

References

Freshness

Last verified in this catalog Oct 17, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.