No exploitation reportedFix available

CVE-2022-25293

Q: Is CVE-2022-25293 actively exploited?

Active exploitation of CVE-2022-25293 has not been confirmed. Its EPSS score was 2.1% on 2026-10-22, the estimated probability of exploitation in the next 30 days.

Q: What is the CVSS score for CVE-2022-25293?

CVE-2022-25293 has a CVSS v3 base score of 8.8 (HIGH severity), with vector string CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

No exploitation reported by the sources we read.

Published2022-02-24
Fixed in12.7.2 · 12.5.9 · 12.1.3
WeaknessCWE-787

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

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.

Timeline

dates in UTC

2022-02-2415:15CVE publishedNVD

Observed activity

isMalicious corpus · updated 2026-10-23 18:48 UTC

Indicators tagged with this CVE, per day0 indicators over 7 days

Block these indicators

Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2022-25293?format=txt
CSV export: https://api.ismalicious.com/edl/cve/CVE-2022-25293?format=csv
TAXII collection of exploited CVEs
The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD

Watchguard fireware

Branch	Affected	Fixed in	Source
12.7	≥ 12.7.0, < 12.7.2	12.7.2	NVD
12.x	≥ 12.2.0, < 12.5.9	12.5.9	NVD
12.x	≥ 12.0.0, < 12.1.3	12.1.3	NVD
12.1	= 12.1.3	no fix published	NVD
12.5	= 12.5.9	no fix published	NVD
12.7	= 12.7.2	no fix published	NVD

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Fix

Update Watchguard fireware to 12.7.2 · 12.5.9 · 12.1.3

Advisories and patches

www.watchguard.comRelease Notes · Vendor Advisory

Detection

Nuclei template: none so far
Exploit-DB: no entry
Proof-of-concept repositories: none listed

Sources

NVDCVSS 3.18.8read 2026-10-23
NVDCVSS 2.06.5read 2026-10-23
NVDweakness (CWE)CWE-787read 2026-10-23
FIRST EPSSEPSS score2.1 %2026-10-22

Technical details

CVSS v3 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Published: 2022-02-24
Last Modified: 2026-06-17
NVD status: Modified

Frequently asked questions

What is CVE-2022-25293?

Is CVE-2022-25293 actively exploited?

Active exploitation of CVE-2022-25293 has not been confirmed. Its EPSS score was 2.1% on 2026-10-22, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2022-25293?

CVE-2022-25293 has a CVSS v3 base score of 8.8 (HIGH severity), with vector string CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

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