What is CVE-2021-3789?

CVE-2021-3789 is a medium-severity vulnerability in Binatoneglobal Cn28, classified under Insufficiently Protected Credentials. CVSS score: 4.2/10. Published 2021-11-12.

How severe is CVE-2021-3789?

Medium severity. CVSS v3 base score is 4.2 out of 10.

Vulnerability in Binatoneglobal Cn28

CVE-2021-3789

An information disclosure vulnerability was reported in some Motorola-branded Binatone Hubble Cameras that could allow an attacker with physical access to obtain the encryption key used to decrypt firmware update packages.

Published 2021-11-12 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 4.2 (Medium). Vector: CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.001 (0.4th percentile), scored 2026-10-19.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 0th percentile — 0.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.001 · newest: 0.001 · change: 0.000

Affected products

Weakness classification (CWE)

References

binatoneglobal.com/security-advisory/ (Vendor Advisory)

Frequently asked questions

What is CVE-2021-3789?: CVE-2021-3789 is a medium-severity vulnerability in Binatoneglobal Cn28, classified under Insufficiently Protected Credentials. CVSS score: 4.2/10. Published 2021-11-12.
How severe is CVE-2021-3789?: Medium severity. CVSS v3 base score is 4.2 out of 10.