What is CVE-2023-38998?

CVE-2023-38998 is a medium-severity vulnerability in Opnsense, classified under URL Redirection to Untrusted Site (Open Redirect). CVSS score: 6.1/10. Published 2023-08-09.

How severe is CVE-2023-38998?

Medium severity. CVSS v3 base score is 6.1 out of 10.

Is CVE-2023-38998 known to be exploited?

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

Open Redirect in Opnsense

CVE-2023-38998

An open redirect in the Login page of OPNsense Community Edition before 23.7 and Business Edition before 23.4.2 allows attackers to redirect a victim user to an arbitrary web site via a crafted URL.

Vulnerability class: Open Redirect

EPSS: 0.005 (40.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

Affected products

Opnsense
N/a — versions n/a

Weakness classification (CWE)

CWE-601 — URL Redirection to Untrusted Site (Open Redirect)

Public proof-of-concept exploits

References

cve@mitre.org (Patch)
cve@mitre.org (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2023-38998?: CVE-2023-38998 is a medium-severity vulnerability in Opnsense, classified under URL Redirection to Untrusted Site (Open Redirect). CVSS score: 6.1/10. Published 2023-08-09.
How severe is CVE-2023-38998?: Medium severity. CVSS v3 base score is 6.1 out of 10.
Is CVE-2023-38998 known to be exploited?: 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.