CISA KEV · Known exploitedHigh

CVE-2022-23176

WatchGuard Firebox and XTM

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.

CVSS
8.8
EPSS
12.8%
95.9% percentile
CISA KEV
Listed
Published
2022.02.25
PRIORITY ASSESSMENT

Immediate review

CISA has listed this vulnerability in the Known Exploited Vulnerabilities catalog.

Known exploitationConfirmed by CISA KEV
Exploit probability12.8%
Technical severityCVSS 8.8

Vulnerability overview

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.

Affected product and versions

Product
WatchGuard Firebox and XTM
Affected versions
>= 12.0.0 < 12.1.3, >= 12.2.0 < 12.5.7, 12.1.3, 12.5.7, 12.7.2
Fixed versions
12.1.3, 12.5.7

Recommended response sequence

Confirm exposure before applying a vendor-supported change.

Full remediation guide
CISA required action

Apply updates per vendor instructions.

Due date: 2022.05.02
  1. 1
    Identify

    Confirm that WatchGuard Firebox and XTM and an affected version are present.

  2. 2
    Prioritize

    Combine exploitation signals with asset exposure and business criticality.

  3. 3
    Remediate

    Follow the vendor advisory or supported update path and preserve rollback options.

  4. 4
    Verify

    Recheck the version, service health, access paths, and relevant logs.

Technical data

CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CWE
Not available
KEV added
2022.04.11
Ransomware use
미확인
CVE-2022-23176 — WatchGuard Firebox and XTM | SECUFOCUS NOW