CVE-2022-20034 : In Preloader XFLASH, there is a possible escalation of privilege due to an impro

In Preloader XFLASH, there is a possible escalation of privilege due to an improper certificate validation. This could lead to local escalation of privilege for an attacker who has physical access to the device with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS06160806; Issue ID: ALPS06160806.

Published 2022-02-09 23:15:17

Updated 2022-02-11 20:29:01

Source MediaTek, Inc.

View at NVD, CVE.org

Products affected by CVE-2022-20034

Google » Android » Version: 11.0
cpe:2.3:o:google:android:11.0:*:*:*:*:*:*:*
Matching versions
When used together with: Mediatek » Mt6580 » Version: N/A
When used together with: Mediatek » Mt6735 » Version: N/A
When used together with: Mediatek » Mt6739 » Version: N/A
When used together with: Mediatek » Mt6761 » Version: N/A
When used together with: Mediatek » Mt6763 » Version: N/A
When used together with: Mediatek » Mt6765 » Version: N/A
When used together with: Mediatek » Mt6768 » Version: N/A
When used together with: Mediatek » Mt6769 » Version: N/A
When used together with: Mediatek » Mt6771 » Version: N/A
When used together with: Mediatek » Mt6779 » Version: N/A
When used together with: Mediatek » Mt6781 » Version: N/A
When used together with: Mediatek » Mt6785 » Version: N/A
When used together with: Mediatek » Mt6799 » Version: N/A
When used together with: Mediatek » Mt6833 » Version: N/A
When used together with: Mediatek » Mt6853 » Version: N/A
When used together with: Mediatek » Mt6873 » Version: N/A
When used together with: Mediatek » Mt6875 » Version: N/A
When used together with: Mediatek » Mt6877 » Version: N/A
When used together with: Mediatek » Mt6885 » Version: N/A
When used together with: Mediatek » Mt6891 » Version: N/A
When used together with: Mediatek » Mt6893 » Version: N/A

Exploit prediction scoring system (EPSS) score for CVE-2022-20034

EPSS FAQ

0.05%

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

~ 17 %

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

CVSS scores for CVE-2022-20034

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
4.6	MEDIUM	AV:L/AC:L/Au:N/C:P/I:P/A:P	3.9	6.4	NIST
Access Vector: Local Access Complexity: Low Authentication: None Confidentiality Impact: Partial Integrity Impact: Partial Availability Impact: Partial
6.8	MEDIUM	CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H	0.9	5.9	NIST
Attack Vector: Physical Attack Complexity: Low Privileges Required: None User Interaction: None Scope: Unchanged Confidentiality: High Integrity: High Availability: High

CWE ids for CVE-2022-20034

CWE-295 Improper Certificate Validation

The product does not validate, or incorrectly validates, a certificate.

Assigned by: nvd@nist.gov (Primary)

References for CVE-2022-20034

https://corp.mediatek.com/product-security-bulletin/February-2022

February 2022
Vendor Advisory

CVEs referencing this url

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Vulnerability Details : CVE-2022-20034

Products affected by CVE-2022-20034

Exploit prediction scoring system (EPSS) score for CVE-2022-20034

CVSS scores for CVE-2022-20034

CWE ids for CVE-2022-20034

References for CVE-2022-20034