9.8
CRITICAL
CVE-2023-39004
OPNsense Insecure Permissions Information Disclosure
Description

Insecure permissions in the configuration directory (/conf/) of OPNsense Community Edition before 23.7 and Business Edition before 23.4.2 allow attackers to access sensitive information (e.g., hashed root password) which could lead to privilege escalation.

INFO

Published Date :

Aug. 9, 2023, 7:15 p.m.

Last Modified :

Oct. 10, 2023, 11:15 p.m.

Remotely Exploitable :

Yes !

Impact Score :

5.9

Exploitability Score :

3.9
Affected Products

The following products are affected by CVE-2023-39004 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Opnsense opnsense
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2023-39004.

URL Resource
http://opnsense.com Product
https://logicaltrust.net/blog/2023/08/opnsense.html Exploit Third Party Advisory

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2023-39004 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2023-39004 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • CVE Modified by [email protected]

    Oct. 10, 2023

    Action Type Old Value New Value
    Changed Description Insecure permissions in the configuration directory (/conf/) of OPNsense before 23.7 allow attackers to access sensitive information (e.g., hashed root password) which could lead to privilege escalation. Insecure permissions in the configuration directory (/conf/) of OPNsense Community Edition before 23.7 and Business Edition before 23.4.2 allow attackers to access sensitive information (e.g., hashed root password) which could lead to privilege escalation.
  • Initial Analysis by [email protected]

    Aug. 15, 2023

    Action Type Old Value New Value
    Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
    Changed Reference Type http://opnsense.com No Types Assigned http://opnsense.com Product
    Changed Reference Type https://logicaltrust.net/blog/2023/08/opnsense.html No Types Assigned https://logicaltrust.net/blog/2023/08/opnsense.html Exploit, Third Party Advisory
    Added CWE NIST CWE-732
    Added CPE Configuration OR *cpe:2.3:a:opnsense:opnsense:*:*:*:*:*:*:*:* versions up to (excluding) 23.7
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

0.18 }} 0.02%

score

0.56225

percentile

CVSS31 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability