Auth bypass in Bec Technologies Multiple Routers
CVE-2025-2771
BEC Technologies Multiple Routers Authentication Bypass Vulnerability. This vulnerability allows remote attackers to bypass authentication on affected installations of BEC Technologies routers. Authentication is not required to exploit this vulnerability. The specific flaw exists within the web-based user interface. The issue results from the lack of authentication prior to allowing access to functionality. An attacker can leverage this vulnerability to bypass authentication on the system. Was ZDI-CAN-25894.
Vulnerability class: Broken Authentication
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.
EPSS exploit prediction
EPSS: 0.009 (58.4th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 58th percentile — 58.4% 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: 0.009 · change: +0.001
Affected products
- Bec Technologies Multiple Routers — versions 1.04.1.512, 1.04.1.542
- Bectechnologies Router Firmware
Weakness classification (CWE)
References
- www.zerodayinitiative.com/advisories/ZDI-25-184/ (x_research-advisory, Third Party Advisory)
Frequently asked questions
- What is CVE-2025-2771?
- CVE-2025-2771 is a medium-severity vulnerability in Bec Technologies Multiple Routers, classified under Improper Authentication. CVSS score: 5.3/10. Published 2025-04-23.
- How severe is CVE-2025-2771?
- Medium severity. CVSS v3 base score is 5.3 out of 10.