Home/CVE/Sophos SG UTM Remote Code Execution Vulnerability
CVE

CVE-2020-25223

Sophos SG UTM Remote Code Execution Vulnerability

A remote code execution vulnerability exists in the WebAdmin of Sophos SG UTM before v9.705 MR5, v9.607 MR7, and v9.511 MR11.

CRITICAL · CVSS 9.8 ⚠ CISA KEV EPSS 0.94293
Act now
  • Listed on CISA KEV (known exploited in the wild)
  • SSVC exploitation status: active
  • EPSS ≥ 0.50 - high probability of exploitation in the next 30 days
  • EPSS percentile: top 0% of all CVEs by exploitation likelihood
  • Public exploit or PoC is available
  • SSVC automatable: yes - attacks can be scripted at scale
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬢

Required Remediation

Apply updates per vendor instructions.

⬡

Weakness Classification

CWE-78Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')
CWE-78Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')
▤

Affected Products & Versions

4
sophos unified threat management< 9.511
sophos unified threat management>= 9.600 and < 9.607
sophos unified threat management>= 9.700 and < 9.705
sophos unified threat managementall versions
⚠

Public Exploits & PoCs

3
nucleiSophos UTM Preauth - Remote Code Executioncritical
pocpacketstormsecurity.com · Sophos-UTM-WebAdmin-SID-Command-Injection.htmlpacketstormsecurity.com
pocwww.secpod.com · remote-code-execution-in-sophos-utmwww.secpod.com
▣

Scoring & Timeline

9.8
CRITICAL · CVSS v3.1 · cve@mitre.org
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD25 Sep 2020 · 04:23 AM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
SSVC triage · cisa-vulnrichment
Exploitation
active
Automatable
yes
Technical impact
total
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
⚑

Vendor Advisories

1
cisaKEV-CVE-2020-25223
🔗

References & Sources

4
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://community.sophos.com/b/security-blogNot ApplicableVendor Advisory
https://community.sophos.com/b/security-blog/posts/advisory-resolved-rce-in-sg-utm-webadmin-cve-2020-25223Vendor Advisory
https://cwe.mitre.org/data/definitions/78.htmlTechnical Description
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-25223US Government Resource
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