CVE-2021-22471 : A component of the HarmonyOS has a NULL Pointer Dereference vulnerability. Local attackers may exploit this vulnerabilit

A component of the HarmonyOS has a NULL Pointer Dereference vulnerability. Local attackers may exploit this vulnerability to cause nearby process crash.

Published 2021-10-28 13:15:10

Updated 2021-11-01 19:14:58

Source Huawei Technologies

View at NVD, CVE.org

Vulnerability category: Memory Corruption

Products affected by CVE-2021-22471

Huawei » Harmonyos » Version: 2.0
cpe:2.3:o:huawei:harmonyos:2.0:*:*:*:*:*:*:*
Matching versions

Exploit prediction scoring system (EPSS) score for CVE-2021-22471

EPSS FAQ

0.04%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 6 %

Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2021-22471

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
2.1	LOW	AV:L/AC:L/Au:N/C:N/I:N/A:P	3.9	2.9	NIST
Access Vector: Local Access Complexity: Low Authentication: None Confidentiality Impact: None Integrity Impact: None Availability Impact: Partial
5.5	MEDIUM	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H	1.8	3.6	NIST
Attack Vector: Local Attack Complexity: Low Privileges Required: Low User Interaction: None Scope: Unchanged Confidentiality: None Integrity: None Availability: High

CWE ids for CVE-2021-22471

CWE-476 NULL Pointer Dereference

The product dereferences a pointer that it expects to be valid but is NULL.

Assigned by: nvd@nist.gov (Primary)

References for CVE-2021-22471

https://device.harmonyos.com/cn/docs/security/update/security-bulletins-202107-0000001123874808

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Vulnerability Details : CVE-2021-22471

Products affected by CVE-2021-22471

Exploit prediction scoring system (EPSS) score for CVE-2021-22471

CVSS scores for CVE-2021-22471

CWE ids for CVE-2021-22471

References for CVE-2021-22471