CVE-2017-9466

Name: CVE-2017-9466
Creator: NVD / NIST
Published: 2017-06-26T07:29:00.34+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

Unknown

Last modified Jun 17, 2026

CVE-2017-9466 is a vulnerability of currently unknown severity. The executable httpd on the TP-Link WR841N V8 router before TL-WR841N(UN)_V8_170210 contained a design flaw in the use of DES for block encryption. This resulted in incorrect access control, which allowed attackers to gain read-write access to system settings through the protected router configuration service tddp via the LAN and Ath0 (Wi-Fi) interfaces..

Description

The executable httpd on the TP-Link WR841N V8 router before TL-WR841N(UN)_V8_170210 contained a design flaw in the use of DES for block encryption. This resulted in incorrect access control, which allowed attackers to gain read-write access to system settings through the protected router configuration service tddp via the LAN and Ath0 (Wi-Fi) interfaces.

Weakness Enumeration

CWE-327

Affected Software

Vendor	Product	Versions
Tp-Link	Wr841n V8 Firmware	<= tl-wr841n_v8_140724

References

http://blog.senr.io/blog/cve-2017-9466-why-is-my-router-blinking-morse-codeExploit, Technical Description, Third Party Advisory
http://blog.senr.io/blog/cve-2017-9466-why-is-my-router-blinking-morse-codeExploit, Technical Description, Third Party Advisory

Timeline

Published: Jun 26, 2017
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2017-9466?

How severe is CVE-2017-9466?

Severity scoring for CVE-2017-9466 is pending analysis.

How do I fix CVE-2017-9466?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2017-9466?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST