CVE-2021-42852 | BDVDB-2026-176413 Detail

LenovoPersonal Cloud Storage A1

Description#

A command injection vulnerability was reported in some Lenovo Personal Cloud Storage devices that could allow an authenticated user to execute operating system commands by sending a crafted packet to the device.

Impact#

Per CVSS v3.1: confidentiality impact high, integrity impact high, availability impact high. Attack vector: adjacent.

Weaknesses#

CWE-78 Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

References#

https://iknow.lenovo.com.cn/detail/dc_200017.html

Exploit#

No public exploit known

History#

Version 12022-05-18Record published in the CVE List.
Version 22024-08-04Most recent update recorded in the CVE List.

Published

Published: 2022-05-18
Last modified: 2024-08-04

Vendor information

Vendor: Lenovo
Product: Personal Cloud Storage A1

All Lenovo vulnerabilities

Score

8.0 High

EPSS

less than 1%, Very Low

Estimated chance of exploitation in the next 30 days. EPSS percentile: 56.3.

KEV

Not listed in the CISA Known Exploited Vulnerabilities catalog.

Impact

Command Injection

Action

No specific action is recorded in the source data. Check the references for vendor guidance.

Affected Systems

Vulnerable
< 5.3.6.a1
Fixed
5.3.6.a1

Scoring System

CVSS v4.0

Not available

CVSS v3.1

8.0 High

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

Metric breakdown
Attack Vector	Adjacent
Attack Complexity	Low
Privileges Required	Low
User Interaction	None
Scope	Unchanged
Confidentiality	High
Integrity	High
Availability	High

CVSS v3.0

Not available

CVSS v2

Not available

Source: CVE List v5 (record); CISA KEV (kev, action); FIRST EPSS (epss).