Vulnerability Intelligence Report
Sophos SFOS SQL Injection Vulnerability
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)
CISA KEV
SSVC: Active Exploitation
Automatable
CVSS Base Score
10.0
CRITICAL
Exploitability:3.9
Impact Score:6.1
EPSS Probability:43.06%
Executive Threat Verdict
Evaluating...
Evaluating Threat Landscape...
Assessing known weaponization, exploitation telemetry, and federal advisories.
Attack Surface
—
Authentication
—
Weaponization
—
SSVC Action
—
Weaknesses (CWE)
CWE-89 ↗CWE-89 Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection')
Affected Products & Versions
| Vendor | Product | Affected Versions |
|---|---|---|
| sophos | sfos | 17.0, 17.1, 17.5, 18.0 |
| sophos | xg_firewall | all |
References & Technical Advisories
No reference links found.
Threat Intelligence Signals
Identity & Timeline
| Status | PUBLISHED |
| Assigning Authority | MITRE Corporation · N/A · USA |
| Reserved | 2020-04-27T00:00:00 |
| Published | 2020-04-27T04:00:01 |
| Last Updated | 2025-10-21T23:35:45 |
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