CVE-2017-14420

Published: Sep 13, 2017Modified: May 13, 2026

5.9

Vector

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N

Exploitability: 2.2 / Impact: 3.6

Source: NVD

Description

The D-Link NPAPI extension, as used on D-Link DIR-850L REV. A (with firmware through FW114WWb07_h2ab_beta1) and REV. B (with firmware through FW208WWb02) devices, does not verify X.509 certificates from SSL servers, which allows man-in-the-middle attackers to spoof servers and obtain sensitive information via a crafted certificate.

Affected (2)

Products: Dlink: Dir 850l Firmware

1 product

Dir 850l Firmware

Configuration A

1 vulnerable

Vulnerable Software	Affected Versions
Dlink Dir 850l Firmware	Up to fw114wwb07_h2ab_beta1

Configuration B

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Dlink Dir 850l Firmware	Up to fw208wwb02

Running on/with	Platform Versions
Dlink Dir 850l	All versions

Related CWEs

Improper Certificate Validation

The product does not validate, or incorrectly validates, a certificate.

References (2)

https://pierrekim.github.io/blog/2017-09-08-dlink-850l-mydlink-cloud-0days-vulnerabilities.html

Source: cve@mitre.org

ExploitThird Party Advisory

https://pierrekim.github.io/blog/2017-09-08-dlink-850l-mydlink-cloud-0days-vulnerabilities.html

Source: af854a3a-2127-422b-91ae-364da2661108

ExploitThird Party Advisory

Timeline

No history available yet.