CVE-2022-23139

HIGH

ZTE ZXMP M721 Firmware - Incorrect Authorization via SFTP Folder Permission Mismatch

Title source: llm

Description

ZTE's ZXMP M721 product has a permission and access control vulnerability. Since the folder permission viewed by sftp is 666, which is inconsistent with the actual permission. It’s easy for?users to?ignore the modification?of?the file permission configuration, so that low-authority accounts could actually obtain higher operating permissions on key files.

References (1)

Core 1

Core References

Vendor Advisory x_refsource_misc

https://support.zte.com.cn/support/news/LoopholeInfoDetail.aspx?newsId=1024444

Scores

CVSS v3 8.8

EPSS 0.0025

EPSS Percentile 48.7%

Attack Vector NETWORK

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

Details

CWE

CWE-863

Status published

Products (1)

zte/zxmp_m721_firmware 5.10.030.006

Published May 12, 2022

Tracked Since Feb 18, 2026