SB2022121209 - Multiple vulnerabilities in Sophos firewall

Description

This security bulletin contains information about 6 secuirty vulnerabilities.

1) Code Injection (CVE-ID: CVE-2022-3696)

The vulnerability allows a remote user to execute arbitrary code on the target system.

The vulnerability exists due to improper input validation in Webadmin. A remote administrator can send a specially crafted request and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

2) OS Command Injection (CVE-ID: CVE-2022-3226)

The vulnerability allows a remote attacker to execute arbitrary shell commands on the target system.

The vulnerability exists due to improper input validation in VPN configuration uploads. A remote user can pass specially crafted data to the application and execute arbitrary OS commands on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

3) Stored cross-site scripting (CVE-ID: CVE-2022-3709)

The disclosed vulnerability allows a remote attacker to perform cross-site scripting (XSS) attacks.

The vulnerability exists due to insufficient sanitization of user-supplied data in the Webadmin import group wizard. A remote user can permanently inject and execute arbitrary HTML and script code in user's browser in context of vulnerable website.

Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.

4) Code Injection (CVE-ID: CVE-2022-3713)

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to improper input validation in the Wifi controller. A remote attacker can send a specially crafted request and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

5) SQL injection (CVE-ID: CVE-2022-3710)

The vulnerability allows a remote attacker to execute arbitrary SQL queries in database.

The vulnerability exists due to insufficient sanitization of user-supplied data in the API clients. A remote user can send a specially crafted request to the affected application and read data in database.

6) SQL injection (CVE-ID: CVE-2022-3711)

The vulnerability allows a remote attacker to execute arbitrary SQL queries in database.

The vulnerability exists due to insufficient sanitization of user-supplied data in the User Portal. A remote user can send a specially crafted request to the affected application and read data in database.

Remediation

Install update from vendor's website.

References

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