What is CVE-2023-39003?

CVE-2023-39003 is a high-severity vulnerability in Opnsense, classified under Incorrect Permission Assignment for Critical Resource. CVSS score: 7.5/10. Published 2023-08-09.

How severe is CVE-2023-39003?

High severity. CVSS v3 base score is 7.5 out of 10.

Is CVE-2023-39003 known to be exploited?

2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Vulnerability in Opnsense

CVE-2023-39003

OPNsense Community Edition before 23.7 and Business Edition before 23.4.2 was discovered to contain insecure permissions in the directory /tmp.

EPSS: 0.006 (47.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

Affected products

Opnsense
N/a — versions n/a

Weakness classification (CWE)

CWE-732 — Incorrect Permission Assignment for Critical Resource

Public proof-of-concept exploits

References

af854a3a-2127-422b-91ae-364da2661108 (Product)
cve@mitre.org (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2023-39003?: CVE-2023-39003 is a high-severity vulnerability in Opnsense, classified under Incorrect Permission Assignment for Critical Resource. CVSS score: 7.5/10. Published 2023-08-09.
How severe is CVE-2023-39003?: High severity. CVSS v3 base score is 7.5 out of 10.
Is CVE-2023-39003 known to be exploited?: 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.