Home/CVE/A command injection vulnerability in the component diag_backup.php of OPNsense Community Edition before 23.7 and Busines
CVE

CVE-2023-39001

A command injection vulnerability in the component diag_backup.php of OPNsense Community Edition before 23.7 and Busines

A command injection vulnerability in the component diag_backup.php of OPNsense Community Edition before 23.7 and Business Edition before 23.4.2 allows attackers to execute arbitrary commands via a crafted backup configuration file.

CRITICAL · CVSS 9.8 EPSS 0.05452
Act now
  • EPSS percentile: top 10% 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
⬡

Weakness Classification

CWE-77Improper Neutralization of Special Elements used in a Command ('Command Injection')
▤

Affected Products & Versions

1
opnsense< 23.7
⚠

Public Exploits & PoCs

1
poclogicaltrust.net · opnsense.htmllogicaltrust.net
▣

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 NVD09 Aug 2023 · 07:15 PM
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
poc
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.
🔗

References & Sources

1
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://github.com/opnsense/core/commit/e800097d0c287bb665f0751a98a67c75ef7b45e5Patch
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