What’s Vulnerable › Vulnerabilities

CVE-2018-15557

• Severity: high (CVSS 8.8 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 3.3% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2019-06-27 · updated 2026-06-17
• Weakness: CWE-269

Description

An issue was discovered in the Quantenna WiFi Controller on Telus Actiontec WEB6000Q v1.1.02.22 devices. An attacker can statically set his/her IP to anything on the 169.254.1.0/24 subnet, and obtain root access by connecting to 169.254.1.2 port 23 with telnet/netcat.

Affected products

• Actiontec Web6000Q Firmware: 1.1.02.22

References

• http://packetstormsecurity.com/files/153262/Telus-Actiontec-WEB6000Q-Privilege-Escalation.html
• http://seclists.org/fulldisclosure/2019/Jun/2
• http://packetstormsecurity.com/files/153262/Telus-Actiontec-WEB6000Q-Privilege-Escalation.html
• http://seclists.org/fulldisclosure/2019/Jun/2

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