What is CVE-2017-14422?

CVE-2017-14422 is a high-severity vulnerability in Dlink Dir-850l, classified under Use of Hard-coded Credentials. CVSS score: 7.5/10. Published 2017-09-13.

How severe is CVE-2017-14422?

High severity. CVSS v3 base score is 7.5 out of 10.

Vulnerability in Dlink Dir-850l

CVE-2017-14422

D-Link DIR-850L REV. A (with firmware through FW114WWb07_h2ab_beta1) and REV. B (with firmware through FW208WWb02) devices use the same hardcoded /etc/stunnel.key private key across different customers' installations, which allows remote attackers to defeat the HTTPS cryptographic protection mechanisms by leveraging knowledge of this key from another installation.

Published 2017-09-13 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.013 (69.0th percentile), scored 2026-09-30.

Low probability of exploitation in the next 30 days, but still tracked. 69th percentile — 69.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.013 · newest: 0.013 · change: 0.000

Affected products

Dlink Dir-850l
Dlink Dir-850l Firmware — versions fw114wwb07_h2ab

Weakness classification (CWE)

CWE-798 — Use of Hard-coded Credentials

References

pierrekim.github.io/blog/2017-09-08-dlink-850l-mydlink-cloud-0days-vulnerabilit… (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2017-14422?: CVE-2017-14422 is a high-severity vulnerability in Dlink Dir-850l, classified under Use of Hard-coded Credentials. CVSS score: 7.5/10. Published 2017-09-13.
How severe is CVE-2017-14422?: High severity. CVSS v3 base score is 7.5 out of 10.