CVE-2022-25291 Integer overflow in n/a

What is CVE-2022-25291?

CVE-2022-25291 is a high-severity vulnerability in Watchguard Fireware, published on 24 Feb 2022. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

An integer overflow in WatchGuard Firebox and XTM appliances allows an authenticated remote attacker to trigger a heap-based buffer overflow and 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.

Weakness: CWE-190

Which versions are affected by CVE-2022-25291?

It affects 1 product.

Products include Watchguard Fireware.

How do I fix CVE-2022-25291?

No fix has been published for CVE-2022-25291 yet. Limit exposure of the affected software until one is available.

Is CVE-2022-25291 being exploited?

There is no known exploitation of CVE-2022-25291 in the wild and no public exploit code.

Other vulnerabilities in Watchguard Fireware

• CVE-2022-26318 WatchGuard Firebox and XTM Appliances Arbitrary Code Execution Exploited Critical 9.8
• CVE-2025-14733 WatchGuard Firebox Out of Bounds Write Exploited Critical 9.3
• CVE-2025-9242 WatchGuard Firebox Out-of-Bounds Write Exploited Critical 9.3
• CVE-2022-23176 WatchGuard Firebox and XTM Privilege Escalation Exploited High 8.8
• CVE-2022-31789 Integer overflow in n/a Critical 9.8

All Watchguard Fireware vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-jg8f-6gxm-7343.