CVE-2020-28998

9.8 criticalEPSS 2.9%

Critical (9.8) in mygeeni gnc-cw013 firmware. EPSS 2.9% chance of exploitation in the next 30 days.

An issue was discovered on Geeni GNC-CW013 doorbell 1.8.1 devices. A vulnerability exists in the Telnet service that allows a remote attacker to take full control of the device with a high-privileged account. The vulnerability exists because a system account has a default and static password.

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: 2.9% chance of exploitation in the next 30 days; higher than 86% of CVEs (scores of 2026-10-31)
CWE: CWE-798
Published: 2021-01-26
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

mygeeni:gnc-cw013_firmware

References

https://gist.github.com/tj-oconnor/e21adcf9c0539a12ad2841102928cbd5
https://support.mygeeni.com/hc/en-us
https://gist.github.com/tj-oconnor/e21adcf9c0539a12ad2841102928cbd5
https://support.mygeeni.com/hc/en-us

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