CVE-2020-25223
KEVSophos SG UTM Remote Code Execution Vulnerability
Description
A remote code execution vulnerability exists in the WebAdmin of Sophos SG UTM.
A remote code execution vulnerability exists in the WebAdmin of Sophos SG UTM before v9.705 MR5, v9.607 MR7, and v9.511 MR11
CVSS 3.1 vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HPublishedSep 25, 2020
Last modifiedJun 17, 2026
Added to KEVMar 25, 2022
Remediation dueApr 15, 2022
References
- packetstormsecurity.com/files/164697/Sophos-UTM-WebAdmin-SID-Command-Injection.htmlExploitThird Party Advisory
- community.sophos.com/b/security-blogNot ApplicableVendor Advisory
- community.sophos.com/b/security-blog/posts/advisory-resolved-rce-in-sg-utm-webadmin-cve-2020-25223Vendor Advisory
- cwe.mitre.org/data/definitions/78.htmlTechnical Description
- secpod.com/blog/remote-code-execution-in-sophos-utm/ExploitThird Party Advisory
- cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-25223US Government Resource
0 recent articles mention this CVE
89
Risk assessment · Critical
Actively exploited. Patch immediately.
- Exploitation
- Confirmed in the wild (CISA KEV)
- Federal remediation deadline
- Overdue by 1656 days
- CVSS
- 9.8 CRITICAL
- EPSS (30-day exploit probability)
- 96.8% · top 1% of all CVEs
- Weakness
- CWE-78
- Attack vector
- Network, remotely reachable
- Preconditions
- No privileges and no user interaction
Recommended actions
- 1.Apply updates per vendor instructions.
- 2.Treat as emergency change: patch or isolate internet-facing instances first.
- 3.Review exposure: confirm which instances are reachable from the internet and restrict access until patched.
- 4.Hunt for compromise: review logs for the disclosure window, not just from the patch date.
Assessment is derived automatically from the live signals above; verify against your own asset inventory.