What’s Vulnerable › Vulnerabilities

CVE-2020-28998

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.9% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2021-01-26 · updated 2026-06-17
• Weakness: CWE-798

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.

Affected products

• Mygeeni Gnc-Cw013 Firmware: 1.8.1

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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