Improper input validation in Technicolor Tc7230 Steb
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.
Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.043 (90.8th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 91st percentile — 90.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.043 · newest: 0.043 · change: 0.000
Affected products
- Technicolor Tc7230 Steb
- Technicolor Tc7230 Steb Firmware — versions 0.1.25
Weakness classification (CWE)
Public proof-of-concept exploits
References
- cablehaunt.com (Third Party Advisory)
- github.com/Lyrebirds/Fast8690-exploit (Third Party Advisory)
- github.com/Lyrebirds/Cable-Haunt-Report/releases/download/2.4/report.pdf (Exploit, Third Party Advisory, Issue Tracking)
Frequently asked questions
- What is CVE-2019-19495?
- CVE-2019-19495 is a critical-severity vulnerability in Technicolor Tc7230 Steb, classified under Improper Input Validation. CVSS score: 9.8/10. Published 2020-01-08.
- How severe is CVE-2019-19495?
- Critical severity. CVSS v3 base score is 9.8 out of 10.
- Is CVE-2019-19495 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.