Critical severity9.8NVD Advisory· Published Jan 26, 2021· Updated Jun 17, 2026
CVE-2020-28998
CVE-2020-28998
Description
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.
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Affected products
2- Geeni/GNC-CW013 doorbelldescription
- Range: =1.8.1
Patches
Vulnerability mechanics
References
2- gist.github.com/tj-oconnor/e21adcf9c0539a12ad2841102928cbd5nvdThird Party Advisory
- support.mygeeni.com/hc/en-usnvdProduct
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