CVE-2021-39613: D-Link Dvg-3104ms Firmware

Critical severity, CVSS 9.8. EPSS: 1.7% chance of exploitation in the next 30 days.

D-Link DVG-3104MS version 1.0.2.0.3, 1.0.2.0.4, and 1.0.2.0.4E contains hard-coded credentials for undocumented user accounts in the '/etc/passwd' file. As weak passwords have been used, the plaintext passwords can be recovered from the hash values. NOTE: This vulnerability only affects products that are no longer supported by the maintainer

Affected products

• D-Link Dvg-3104ms Firmware: version 1.0.2.0.3 only; version 1.0.2.0.4 only; version 1.0.2.0.4e only

Published 2021-08-23. Last modified 2026-06-17.