CRITICAL CISA KEV

CVE-2020-12271

CVSS v3

9.8

CRITICAL

EPSS Score

88.9%

exploit probability

CISA KEV

Yes

known exploited

Exploitation

SSVC status

Description

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)

CISA Known Exploited Vulnerability

Date Added
11/3/2021
Patch Due Date
5/3/2022
Ransomware Use
Known

Technical details

Published
4/27/2020

Frequently asked questions

What is CVE-2020-12271?

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)

Is CVE-2020-12271 actively exploited?

Yes. CVE-2020-12271 is on the CISA Known Exploited Vulnerabilities (KEV) catalog, meaning it has been confirmed as actively exploited in the wild. CISA requires federal agencies to patch by 5/3/2022.

What is the CVSS score for CVE-2020-12271?

CVE-2020-12271 has a CVSS v3 base score of 9.8 (CRITICAL severity).

Is CVE-2020-12271 affecting your environment?

Use isMalicious to check if any of your IPs or domains are associated with this vulnerability's IOCs.