CVE-2022-25293

Name: CVE-2022-25293
Creator: NVD / NIST
Published: 2022-02-24T15:15:31.1+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8.8/10EPSS 2.03%

Last modified Jun 17, 2026

CVE-2022-25293 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. A systemd stack-based buffer overflow in WatchGuard Firebox and XTM appliances allows an authenticated remote attacker to potentially execute arbitrary code by initiating a firmware update with a malicious upgrade image. This vulnerability impacts Fireware OS before 12.7.2_U2, 12.x before 12.1.3_U8, and 12.2.x through 12.5.x before 12.5.9_U2.. EPSS estimates a 2.03% chance of exploitation in the next 30 days.

Description

A systemd stack-based buffer overflow in WatchGuard Firebox and XTM appliances allows an authenticated remote attacker to potentially execute arbitrary code by initiating a firmware update with a malicious upgrade image. This vulnerability impacts Fireware OS before 12.7.2_U2, 12.x before 12.1.3_U8, and 12.2.x through 12.5.x before 12.5.9_U2.

Metrics

CVSS 3.1

8.8/10

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS Probability

2.03%

78.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-787

Affected Software

Vendor	Product	Versions
Watchguard	Fireware	>= 12.0.0, < 12.1.3
Watchguard	Fireware	>= 12.2.0, < 12.5.9
Watchguard	Fireware	>= 12.7.0, < 12.7.2
Watchguard	Fireware	12.1.3
Watchguard	Fireware	12.5.9
Watchguard	Fireware	12.7.2

References

https://cwe.mitre.org/data/definitions/121.htmlThird Party Advisory
https://www.watchguard.com/support/release-notes/fireware/12/en-US/EN_ReleaseNotes_Fireware_12_7_2/index.html#Fireware/en-US/resolved_issues.htmlRelease Notes, Vendor Advisory
https://cwe.mitre.org/data/definitions/121.htmlThird Party Advisory
https://www.watchguard.com/support/release-notes/fireware/12/en-US/EN_ReleaseNotes_Fireware_12_7_2/index.html#Fireware/en-US/resolved_issues.htmlRelease Notes, Vendor Advisory

Timeline

Published: Feb 24, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2022-25293?

How severe is CVE-2022-25293?

CVE-2022-25293 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 2.03% probability of exploitation in the next 30 days.

How do I fix CVE-2022-25293?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2022-25293?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST