PT-2023-26730 · Opnsense · Opnsense Community Edition+1

Feliks Penconek · Published 2023-08-09 · Updated 2023-10-10 · CVE-2023-39004

Positive Technologies (AI Summary)

CVSS v3.1

9.8

Critical

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions OPNsense Community Edition versions prior to 23.7 OPNsense Business Edition versions prior to 23.4.2

Description The issue is related to insecure permissions in the configuration directory (/conf/) of OPNsense, allowing attackers to access sensitive information, such as the hashed root password, which could lead to privilege escalation.

Recommendations For OPNsense Community Edition versions prior to 23.7, update to version 23.7 or later. For OPNsense Business Edition versions prior to 23.4.2, update to version 23.4.2 or later.

Exploit

Fix

Incorrect Permission

Weakness Enumeration

CWE-732

Related Identifiers

CVE-2023-39004

Affected Products

Opnsense Business Edition

Opnsense Community Edition

References · 6

• 🔥 https://logicaltrust.net/blog/2023/08/opnsense.html · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2023-39004 · Security Note
• https://osv.dev/vulnerability/CVE-2023-39004 · Vendor Advisory
• https://t.me/cvenotify/56134 · Telegram Post
• http://opnsense.com · Note
• https://t.me/cibsecurity/68124 · Telegram Post