CVE-2019-19495

CriticalCVSS 9.8/10Last modified Jun 17, 2026

Description

The web interface on the Technicolor TC7230 STEB 01.25 is vulnerable to DNS rebinding, which allows a remote attacker to configure the cable modem via JavaScript in a victim's browser. The attacker can then configure the cable modem to port forward the modem's internal TELNET server, allowing external access to a root shell.

Metrics

CVSS 3.1 9.8/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-20

Affected software

Vendor	Product	Versions
n/a	n/a	n/a

References

https://cablehaunt.comThird Party Advisory
https://github.com/Lyrebirds/Cable-Haunt-Report/releases/download/2.4/report.pdfExploit, Issue Tracking, Third Party Advisory
https://github.com/Lyrebirds/Fast8690-exploitThird Party Advisory
https://cablehaunt.comThird Party Advisory
https://github.com/Lyrebirds/Cable-Haunt-Report/releases/download/2.4/report.pdfExploit, Issue Tracking, Third Party Advisory
https://github.com/Lyrebirds/Fast8690-exploitThird Party Advisory

Timeline

Published: Jan 8, 2020
Last modified: Jun 17, 2026
NVD status: Modified

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