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CRITICAL

CVE-2019-19495

CVSS v3

9.8

CRITICAL

EPSS Score

4.3 %

exploit probability, as of 2026-10-19

CISA KEV

No

known exploited

Exploitation

—

SSVC status

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Affected and fixed versions

Neither OSV.dev nor the vendor advisories we read list affected versions for CVE-2019-19495 yet.

Full record on NVD

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.

Technical details

Published
2020-01-08

Frequently asked questions

What is CVE-2019-19495?

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.

Is CVE-2019-19495 actively exploited?

Active exploitation of CVE-2019-19495 has not been confirmed. Its EPSS score was 4.3% on 2026-10-19, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2019-19495?

CVE-2019-19495 has a CVSS v3 base score of 9.8 (CRITICAL severity).

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