Feed/CVE-2021-47741
CVE-2021-47741HIGHCVSS 7.5

CVE-2021-47741

Published Dec 31, 2025·Updated Jun 16, 2026

NVD 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.

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

References

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