CVE-2021-3721 | BDVDB-2026-174679 Detail

LenovoPCManager

Description#

A denial of service vulnerability was reported in Lenovo PCManager prior to version 4.0.20.10282 that could allow an attacker with local access to trigger a blue screen error.

Impact#

Per CVSS v3.1: confidentiality impact none, integrity impact none, availability impact high. Attack vector: local.

Weaknesses#

CWE-787 Out-of-bounds Write

References#

https://iknow.lenovo.com.cn/detail/dc_200016.html

Exploit#

No public exploit known

History#

Version 12022-04-22Record published in the CVE List.
Version 22024-08-03Most recent update recorded in the CVE List.

Published

Published: 2022-04-22
Last modified: 2024-08-03

Vendor information

Vendor: Lenovo
Product: PCManager

All Lenovo vulnerabilities

Score

5.5 Medium

EPSS

less than 1%, Very Low

Estimated chance of exploitation in the next 30 days. EPSS percentile: 10.1.

KEV

Not listed in the CISA Known Exploited Vulnerabilities catalog.

Impact

Memory Corruption

Action

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

Affected Systems

Vulnerable
< 4.0.20.10282
Fixed
4.0.20.10282

Scoring System

CVSS v4.0

Not available

CVSS v3.1

5.5 Medium

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

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

CVSS v3.0

Not available

CVSS v2

Not available

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