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CVE-2020-28998

CRITICAL
9.8
CVSS Score
Published: January 26, 2021 at 01:22 AM UTC
Updated: June 17, 2026 at 03:10 AM UTC
2 products affected across 1 vendorGnc CW013 FirmwareGnc-Cw013

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Severity
CRITICAL9.8
Exploit prediction
EPSS 3%

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

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Gnc CW013 Firmware· Mygeeni
95%
1.8.1
mygeeni-gnc-cw013 (same device)
Gnc-Cw013· Mygeenidevice
80%
All versions

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (2)

x_refsource_MISCThird Party Advisory
Source: [email protected]
https://gist.github.com/tj-oconnor/e21adcf9c0539a12ad2841102928cbd5
x_refsource_MISCProduct
Source: [email protected]
https://support.mygeeni.com/hc/en-us

CVSS

9.8CRITICAL[email protected]
Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-798

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