How severe is CVE-2020-11618?

High severity. CVSS v3 base score is 7.8 out of 10.

Vulnerability in Philips Dtr3502bfta Dvb-T2

CVE-2020-11618

THOMSON THT741FTA 2.2.1 and Philips DTR3502BFTA DVB-T2 2.2.1 set-top boxes have their TELNET service hardcoded to start on boot, which allows an attacker on the local network to achieve root access via the TELNET protocol.

Published 2020-08-31 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.004 (33.2th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 33rd percentile — 33.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000

Affected products

Philips Dtr3502bfta Dvb-T2
Philips Dtr3502bfta Dvb-T2 Firmware — versions 2.2.1
Thomsonstb Tht741fta
Thomsonstb Tht741fta Firmware — versions 2.2.1

References

decoded.avast.io/vladislaviliushin/flaws-in-dvb-t2-set-top-boxes-exposed/ (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2020-11618?: CVE-2020-11618 is a high-severity vulnerability in Philips Dtr3502bfta Dvb-T2. CVSS score: 7.8/10. Published 2020-08-31.
How severe is CVE-2020-11618?: High severity. CVSS v3 base score is 7.8 out of 10.