CVE-2017-14423: High severity dlink dir-850l firmware vulnerability

Published Sep 13, 2017
·
Updated

htdocs/parentalcontrols/bind.php on D-Link DIR-850L REV. A (with firmware through FW114WWb07h2abbeta1) devices does not prevent unauthenticated nonce-guessing attacks, which makes it easier for remote attackers to change the DNS configuration via a series of requests.

Affected Software

4 affected components
Dlink Dir-850l Firmware<fw114wwb07_h2ab
Dlink Dir-850l Firmware=fw114wwb07_h2ab-beta1
Dlink DIR-850L
D-Link DIR-850L firmware<=fw114wwb07_h2ab

Event History

Sep 13, 2017
CVE Published
via MITRE·05:00 PM
Data Sourced
via MITRE·05:00 PM
Description
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Frequently Asked Questions

1

What is the severity of CVE-2017-14423?

CVE-2017-14423 has a high severity rating due to its potential for remote exploitation.

2

How do I fix CVE-2017-14423?

To fix CVE-2017-14423, ensure your D-Link DIR-850L firmware is updated to a version beyond fw114wwb07_h2ab.

3

What devices are affected by CVE-2017-14423?

CVE-2017-14423 affects D-Link DIR-850L devices running firmware through version fw114wwb07_h2ab_beta1.

4

Can CVE-2017-14423 be exploited without authentication?

Yes, CVE-2017-14423 can be exploited without authentication due to nonce-guessing vulnerabilities.

5

What type of attack is associated with CVE-2017-14423?

CVE-2017-14423 is associated with unauthenticated nonce-guessing attacks that allow DNS configuration changes.

Contact

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