CVE-2019-19495

9.8 criticalEPSS 4.3%

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.

Severity

CVSS 3.1

9.8 critical

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

EPSS: 4.3% chance of exploitation in the next 30 days; higher than 91% of CVEs (scores of 2026-10-31)
CWE: CWE-20
Published: 2020-01-08
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

technicolor:tc7230_steb_firmware

References

https://cablehaunt.com
https://github.com/Lyrebirds/Cable-Haunt-Report/releases/download/2.4/report.pdf
https://github.com/Lyrebirds/Fast8690-exploit
https://cablehaunt.com
https://github.com/Lyrebirds/Cable-Haunt-Report/releases/download/2.4/report.pdf

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