What is CVE-2019-25240?

CVE-2019-25240 is a critical-severity vulnerability in Rifatron Co., Ltd. Dvr, classified under Missing Authentication for Critical Function. CVSS score: 9.8/10. Published 2025-12-24.

How severe is CVE-2019-25240?

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

Auth bypass in Rifatron Co., Ltd. Dvr

CVE-2019-25240

Rifatron 5brid DVR contains an unauthenticated vulnerability in the animate.cgi script that allows unauthorized access to live video streams. Attackers can exploit the Mobile Web Viewer module by specifying channel numbers to retrieve sequential video snapshots without authentication.

Vulnerability class: Broken Authentication

Published 2025-12-24 · 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: 0.005 (37.2th percentile), scored 2026-10-02.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 37th percentile — 37.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: -0.000

Affected products

Rifatron Co., Ltd. Dvr — versions 5brid DVR (HD6-532/516, DX6-516/508/504, MX6-516/508/504, EH6-504), 7brid DVR (HD3-16V2, DX3-16V2/08V2/04V2, MX3-08V2/04V2), Firmware: <=8.0 (000143)

Weakness classification (CWE)

CWE-306 — Missing Authentication for Critical Function

References

www.exploit-db.com/exploits/47368 (exploit)
www.rifatron.com (product)
www.zeroscience.mk/en/vulnerabilities/ZSL-2019-5532.php (third-party-advisory)

Frequently asked questions

What is CVE-2019-25240?: CVE-2019-25240 is a critical-severity vulnerability in Rifatron Co., Ltd. Dvr, classified under Missing Authentication for Critical Function. CVSS score: 9.8/10. Published 2025-12-24.
How severe is CVE-2019-25240?: Critical severity. CVSS v3 base score is 9.8 out of 10.