Authentication Bypass in FiberHome HG6245D Devices
CVE-2021-27147

9.8CRITICAL

Key Information:

Vendor

Fiberhome

Status
Hg6245d Firmware
Vendor
CVE Published:
10 February 2021

What is CVE-2021-27147?

An authentication vulnerability has been identified in FiberHome HG6245D devices, specifically through the web daemon that uses hardcoded admin credentials (admin/admin) provided by the ISP. This flaw can be exploited by unauthorized individuals, allowing them to gain inappropriate access to the device management interface and perform malicious activities.

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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CVE-2021-27147 : Authentication Bypass in FiberHome HG6245D Devices