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CRITICAL

CVE-2018-20440

CVSS v3

9.8

CRITICAL

EPSS Score

1.4 %

exploit probability, as of 2026-09-25

CISA KEV

No

known exploited

Exploitation

—

SSVC status

Description

Technicolor CWA0101 CWA0101E-A23E-c7000r5712-170315-SKC devices allow remote attackers to discover Wi-Fi credentials via iso.3.6.1.4.1.4413.2.2.2.1.5.4.1.14.1.3.10001 and 1.3.6.1.4.1.4413.2.2.2.1.18.1.2.3.4.1.2.10001 SNMP requests.

Technical details

Published
2018-12-25

Frequently asked questions

What is CVE-2018-20440?

Technicolor CWA0101 CWA0101E-A23E-c7000r5712-170315-SKC devices allow remote attackers to discover Wi-Fi credentials via iso.3.6.1.4.1.4413.2.2.2.1.5.4.1.14.1.3.10001 and 1.3.6.1.4.1.4413.2.2.2.1.18.1.2.3.4.1.2.10001 SNMP requests.

Is CVE-2018-20440 actively exploited?

Active exploitation of CVE-2018-20440 has not been confirmed. Its EPSS score was 1.4% on 2026-09-25, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2018-20440?

CVE-2018-20440 has a CVSS v3 base score of 9.8 (CRITICAL severity).

Is CVE-2018-20440 affecting your environment?

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