CVE-2021-22426 : There is a memory address out of bounds in smartphones. Successful exploitation

There is a memory address out of bounds in smartphones. Successful exploitation of this vulnerability may cause malicious code to be executed.

Published 2022-02-25 19:15:09

Updated 2022-03-07 17:50:40

Source Huawei Technologies

View at NVD, CVE.org

Vulnerability category: Overflow

Products affected by CVE-2021-22426

Huawei » Harmonyos » Version: 2.0
cpe:2.3:o:huawei:harmonyos:2.0:*:*:*:*:*:*:*
Matching versions
Huawei » Emui » Version: 11.0.0
cpe:2.3:o:huawei:emui:11.0.0:*:*:*:*:*:*:*
Matching versions
Huawei » Magic Ui » Version: 4.0.0
cpe:2.3:o:huawei:magic_ui:4.0.0:*:*:*:*:*:*:*
Matching versions

EPSS FAQ

0.22%

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

~ 60 %

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

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
7.5	HIGH	AV:N/AC:L/Au:N/C:P/I:P/A:P	10.0	6.4	NIST
Access Vector: Network Access Complexity: Low Authentication: None Confidentiality Impact: Partial Integrity Impact: Partial Availability Impact: Partial
9.8	CRITICAL	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H	3.9	5.9	NIST
Attack Vector: Network Attack Complexity: Low Privileges Required: None User Interaction: None Scope: Unchanged Confidentiality: High Integrity: High Availability: High

CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer

The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.

Assigned by: nvd@nist.gov (Primary)

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