CVE-2021-42851

MEDIUM

Lenovo Personal Cloud Storage A1/T1/X1/T2/T2Pro Firmware < 5.3.8 - Unauthenticated Account Creation

Title source: llm
STIX 2.1

Description

A vulnerability was reported in some Lenovo Personal Cloud Storage devices that could allow an unauthenticated user to create a standard user account.

References (1)

Core 1
Core References
Vendor Advisory x_refsource_misc
https://iknow.lenovo.com.cn/detail/dc_200017.html

Scores

CVSS v3 6.3
EPSS 0.0036
EPSS Percentile 58.1%
Attack Vector ADJACENT_NETWORK
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

Details

CWE
CWE-862
Status published
Products (5)
lenovo/a1_firmware < 5.3.6.a1
lenovo/t1_firmware < 5.3.6.t1
lenovo/t2_firmware < 5.3.8.t2
lenovo/t2pro_firmware < 5.3.7.t2-pro
lenovo/x1_firmware < 5.3.8.x1
Published May 18, 2022
Tracked Since Feb 18, 2026