March 31, 2022 · Applied Cybernetics Group
CVE-2022-1040 — Sophos Firewall
Sophos Firewall Authentication Bypass Vulnerability
- Added to KEV
2022-03-31- Federal due date
2022-04-21- Vendor
- Sophos
- Product
- Firewall
- EPSS
- 100.0th percentile (score 0.998, as of
2026-07-13) - NVD CVSS v3.1
- —
- Ransomware use
- Unknown
- ATT&CK
- T1040 , T1059 , T1078 , T1190 , T1557 , T1574 · signal rollup
- Upstream
- https://nvd.nist.gov/vuln/detail/CVE-2022-1040
CISA short description
An authentication bypass vulnerability in User Portal and Webadmin of Sophos Firewall allows for remote code execution.
Required action
Apply updates per vendor instructions.