SB2022032801 - Remote code execution in Sophos Firewall

Description

This security bulletin contains information about 1 security vulnerability.

1) Input validation error (CVE-ID: CVE-2022-1040)

The vulnerability allows a remote attacker to compromise the affected device.

The vulnerability exists due to insufficient validation of user-supplied input in the User Portal and Webadmin. A remote attacker can send specially crafted requests to the web interface and execute arbitrary code on the system.

Successful exploitation of the vulnerability may allow an attacker to compromise the affected device.

Note, the vulnerability is being actively exploited in the wild.

Remediation

Install update from vendor's website.

References

• https://www.sophos.com/en-us/security-advisories/sophos-sa-20220325-sfos-rce
• https://support.sophos.com/support/s/article/KB-000043853?language=en_US
• https://www.sophos.com/en-us/security-advisories/sophos-sa-20220907-sfos-18-5-4