Advisories

ZBL EPON ONU Broadband Router V100R001 Privilege Escalation via Configuration Endpoint

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severity
high
date
Affecting
  • Firmwre: V100R001

  • Software model: HG104B-ZG-E / EONU-7114 / ZBL5932C CATV+PON Triple CPE

  • EONU Hardware Version V3.0

  • Software: V2.46.02P6T5S

  • Main Chip: RTL9607

  • Master Controller, Copyright (c) R&D

CWE
  • CWE-522 Insufficiently Protected Credentials
CVSS
8.7
CVSS V4 Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
Credit
LiquidWorm as Gjoko Krstic of Zero Science Lab
Description
ZBL EPON ONU Broadband Router V100R001 contains a privilege escalation vulnerability that allows limited administrative users to elevate access by sending requests to configuration endpoints. Attackers can exploit the vulnerability by accessing the configuration backup or password page to disclose the super user password and gain additional privileged functionalities.

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