CVE-2023-39004: Critical severity OPNsense OPNsense vulnerability

Published Aug 9, 2023
·
Updated

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.

Affected Software

1 affected component
OPNsense OPNsense<23.7

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade OPNsense Community Edition to a version that resolves this vulnerability.

    Fixed in 23.7
  2. Upgrade

    Upgrade OPNsense Business Edition to a version that resolves this vulnerability.

    Fixed in 23.4.2

Event History

Aug 9, 2023
CVE Published
via MITRE·12:00 AM
Data Sourced
via MITRE·12:00 AM
Description
Data Sourced
via NVD·07:15 PM
DescriptionSeverityWeaknessAffected Software
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Frequently Asked Questions

1

What is CVE-2023-39004?

CVE-2023-39004 is a vulnerability in OPNsense Community Edition and Business Edition that allows attackers to access sensitive information and potentially escalate privileges.

2

How severe is CVE-2023-39004?

CVE-2023-39004 has a severity rating of 9.8, which is considered critical.

3

How does CVE-2023-39004 occur?

CVE-2023-39004 occurs due to insecure permissions in the configuration directory (/conf/) of OPNsense.

4

What is the affected software version for CVE-2023-39004?

The affected software versions for CVE-2023-39004 are OPNsense Community Edition before 23.7 and Business Edition before 23.4.2.

5

How can CVE-2023-39004 be exploited?

CVE-2023-39004 can be exploited by attackers to access sensitive information, such as hashed root passwords, leading to potential privilege escalation.

Contact

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