CVE-2018-15556

Name: CVE-2018-15556
Creator: NVD / NIST
Published: 2019-06-27T17:15:11.223+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 3.26%

Last modified Jun 17, 2026

CVE-2018-15556 is a vulnerability of currently unknown severity. The Quantenna WiFi Controller on Telus Actiontec WEB6000Q v1.1.02.22 allows login with root level access with the user "root" and an empty password by using the enabled onboard UART headers.. EPSS estimates a 3.26% chance of exploitation in the next 30 days.

Description

The Quantenna WiFi Controller on Telus Actiontec WEB6000Q v1.1.02.22 allows login with root level access with the user "root" and an empty password by using the enabled onboard UART headers.

Metrics

EPSS Probability

3.26%

86.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-287

Affected Software

Vendor	Product	Versions
Actiontec	Web6000q Firmware	1.1.02.22

References

http://packetstormsecurity.com/files/153262/Telus-Actiontec-WEB6000Q-Privilege-Escalation.htmlExploit, Third Party Advisory, VDB Entry
http://seclists.org/fulldisclosure/2019/Jun/1Exploit, Mailing List, Third Party Advisory
http://seclists.org/fulldisclosure/2019/Jun/1Exploit, Mailing List, Third Party Advisory
http://seclists.org/fulldisclosure/2019/Jun/1Exploit, Mailing List, Third Party Advisory
http://seclists.org/fulldisclosure/2019/Jun/1Exploit, Mailing List, Third Party Advisory
http://packetstormsecurity.com/files/153262/Telus-Actiontec-WEB6000Q-Privilege-Escalation.htmlExploit, Third Party Advisory, VDB Entry
http://seclists.org/fulldisclosure/2019/Jun/1Exploit, Mailing List, Third Party Advisory
http://seclists.org/fulldisclosure/2019/Jun/1Exploit, Mailing List, Third Party Advisory
http://seclists.org/fulldisclosure/2019/Jun/1Exploit, Mailing List, Third Party Advisory
http://seclists.org/fulldisclosure/2019/Jun/1Exploit, Mailing List, Third Party Advisory

Timeline

Published: Jun 27, 2019
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2018-15556?

The Quantenna WiFi Controller on Telus Actiontec WEB6000Q v1.1.02.22 allows login with root level access with the user "root" and an empty password by using the enabled onboard UART headers.

How severe is CVE-2018-15556?

Severity scoring for CVE-2018-15556 is pending analysis. The EPSS model estimates a 3.26% probability of exploitation in the next 30 days.

How do I fix CVE-2018-15556?

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-2018-15556?

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

Scan your code now

Source: NVD / NIST