A null pointer dereference vulnerability in Lenovo Power Management Driver for Windows 10, prior to version 1.67.17.54, that could cause systems to experience a blue screen error.
Published 2021-04-13 21:15:25
Updated 2021-04-23 19:36:16
View at NVD,   CVE.org
Vulnerability category: Memory Corruption

Exploit prediction scoring system (EPSS) score for CVE-2021-3463

0.04%
Probability of exploitation activity in the next 30 days EPSS Score History
~ 10 %
Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2021-3463

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen
4.9
MEDIUM AV:L/AC:L/Au:N/C:N/I:N/A:C
3.9
6.9
NIST
4.4
MEDIUM CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
0.8
3.6
NIST
4.2
MEDIUM CVSS:3.1/AV:L/AC:L/PR:H/UI:R/S:U/C:N/I:N/A:H
0.6
3.6
Lenovo Group Ltd.

CWE ids for CVE-2021-3463

  • A NULL pointer dereference occurs when the application dereferences a pointer that it expects to be valid, but is NULL, typically causing a crash or exit.
    Assigned by:
    • nvd@nist.gov (Primary)
    • psirt@lenovo.com (Secondary)

References for CVE-2021-3463

Products affected by CVE-2021-3463

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