Actively exploited in the wild
Sophos SFOS SQL Injection Vulnerability
Sophos - SFOS · Listed in the CISA KEV since 2021-11-03. This indicates confirmed attacks in production environments.
Required action: Apply updates per vendor instructions.
CVE-2020-12271
CriticalCVSS 9.8KEVSummary
A SQL injection issue was found in SFOS 17.0, 17.1, 17.5, and 18.0 before 2020-04-25 on Sophos XG Firewall devices, as exploited in the wild in April 2020. This affected devices configured with either the administration (HTTPS) service or the User Portal exposed on the WAN zone. A successful attack may have caused remote code execution that exfiltrated usernames and hashed passwords for local device admins, portal admins, and user accounts used for remote access (but not external Active Directory or LDAP passwords).
Risk Assessment
An attacker can obtain credentials and execute code remotely, leading to takeover of the firewall and access to protected networks.
Recommendation
Immediately update Sophos XG Firewall to a patched version and change all local administrative and user account passwords.
Other vulnerabilities in Sophos XG Firewall
Original NVD description (English source)
A SQL injection issue was found in SFOS 17.0, 17.1, 17.5, and 18.0 before 2020-04-25 on Sophos XG Firewall devices, as exploited in the wild in April 2020. This affected devices configured with either the administration (HTTPS) service or the User Portal exposed on the WAN zone. A successful attack may have caused remote code execution that exfiltrated usernames and hashed passwords for the local device admin(s), portal admins, and user accounts used for remote access (but not external Active Directory or LDAP passwords)