CVE-2022-3713

Name: CVE-2022-3713
Creator: NVD / NIST
Published: 2022-12-01T18:15:10.553+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8.8/10EPSS 0.68%

Last modified Jun 17, 2026

CVE-2022-3713 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. A code injection vulnerability allows adjacent attackers to execute code in the Wifi controller of Sophos Firewall releases older than version 19.5 GA.. EPSS estimates a 0.68% chance of exploitation in the next 30 days.

Description

A code injection vulnerability allows adjacent attackers to execute code in the Wifi controller of Sophos Firewall releases older than version 19.5 GA.

Metrics

CVSS 3.1

8.8/10

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

EPSS Probability

0.68%

47.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Sophos	Xg Firewall Firmware	<= 19.0

References

https://www.sophos.com/en-us/security-advisories/sophos-sa-20221201-sfos-19-5-0Vendor Advisory
https://www.sophos.com/en-us/security-advisories/sophos-sa-20221201-sfos-19-5-0Vendor Advisory

Timeline

Published: Dec 1, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2022-3713?

A code injection vulnerability allows adjacent attackers to execute code in the Wifi controller of Sophos Firewall releases older than version 19.5 GA.

How severe is CVE-2022-3713?

CVE-2022-3713 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 0.68% probability of exploitation in the next 30 days.

How do I fix CVE-2022-3713?

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-2022-3713?

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

Scan your code now

Source: NVD / NIST