Information disclosure in Sixnet Bt-5 Series Cellular Router

CVE-2016-4521

Sixnet BT-5xxx and BT-6xxx M2M devices before 3.8.21 and 3.9.x before 3.9.8 have hardcoded credentials, which allows remote attackers to obtain access via unspecified vectors.

Vulnerability class: Information Disclosure

Published · last modified .

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.025 (83.9th percentile), scored .

Low probability of exploitation in the next 30 days, but still tracked. 84th percentile — 83.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2016-4521: held from 0.025 to 0.025.

EPSS over last 30 days · oldest: 0.025 · newest: 0.025 · change: 0.000

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2016-4521?
CVE-2016-4521 is a critical-severity vulnerability in Sixnet Bt-5 Series Cellular Router, classified under Information Disclosure. CVSS score: 9.8/10. Published 2016-05-31.
How severe is CVE-2016-4521?
Critical severity. CVSS v3 base score is 9.8 out of 10.