What is CVE-2022-39184?

CVE-2022-39184 is a critical-severity vulnerability in Exfo Bv-10, classified under Improper Authentication. CVSS score: 9.8/10. Published 2023-01-12.

How severe is CVE-2022-39184?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Auth bypass in Exfo Bv-10

CVE-2022-39184

EXFO - BV-10 Performance Endpoint Unit authentication bypass User can manually manipulate access enabling authentication bypass.

Vulnerability class: Broken Authentication

Published 2023-01-12 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.008 (53.7th percentile), scored 2026-10-01.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 54th percentile — 53.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.008 · newest: 0.008 · change: 0.000

Affected products

Exfo Bv-10
Exfo Bv-10 Firmware
Exfo Bv-10 Performance Endpoint Unit — versions All versions latest

Weakness classification (CWE)

CWE-287 — Improper Authentication

References

www.gov.il/en/Departments/faq/cve_advisories (Third Party Advisory)

Frequently asked questions

What is CVE-2022-39184?: CVE-2022-39184 is a critical-severity vulnerability in Exfo Bv-10, classified under Improper Authentication. CVSS score: 9.8/10. Published 2023-01-12.
How severe is CVE-2022-39184?: Critical severity. CVSS v3 base score is 9.8 out of 10.