Hardcoded Credential Vulnerability in FiberHome HG6245D Devices
CVE-2021-27159

9.8CRITICAL

Key Information:

Vendor

Fiberhome

Status
Hg6245d Firmware
Vendor
CVE Published:
10 February 2021

What is CVE-2021-27159?

An issue has been identified in FiberHome HG6245D devices, where the web daemon is found to contain hardcoded credentials for administrative access. Specifically, the credentials 'useradmin' with the password '888888' are preset within the firmware, making the devices vulnerable to unauthorized access. This security flaw poses significant risks, especially for Internet Service Providers utilizing these devices, as it allows potential attackers to exploit the hardcoded login details to gain control over the network settings.

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References

https://pierrekim.github.io/blog/2021-01-12-fiberhome-ont...
x_refsource_MISC

CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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