Gepon Password Vulnerability in FiberHome AN5506-04-FA Devices
CVE-2021-27169

9.8CRITICAL

Key Information:

Vendor

Fiberhome

Status
An5506-04-fa Firmware
Vendor
CVE Published:
10 February 2021

What is CVE-2021-27169?

A security issue was identified in FiberHome AN5506-04-FA devices running firmware RP2631, involving a hardcoded gepon password for the gepon account. This vulnerability potentially exposes the device to unauthorized access, as it does not require user-input credentials for access. Network administrators should assess the associated risks and implement mitigations to protect against potential exploitation.

References

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

EPSS Score

19% chance of being exploited in the next 30 days.

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

.