CVE-2022-20071 : In ccu, there is a possible escalation of privilege due to a missing certificate

In ccu, there is a possible escalation of privilege due to a missing certificate validation. This could lead to local escalation of privilege with System execution privileges needed. User interaction is no needed for exploitation. Patch ID: ALPS06183315; Issue ID: ALPS06183315.

Published 2022-04-11 20:15:19

Updated 2022-04-18 17:29:45

Source MediaTek, Inc.

View at NVD, CVE.org

Products affected by CVE-2022-20071

Google » Android » Version: 11.0
cpe:2.3:o:google:android:11.0:*:*:*:*:*:*:*
Matching versions
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 » Mt6877 » Version: N/A
When used together with: Mediatek » Mt6885 » Version: N/A
When used together with: Mediatek » Mt6893 » Version: N/A
When used together with: Mediatek » Mt8797 » Version: N/A
Google » Android » Version: 12.0
cpe:2.3:o:google:android:12.0:*:*:*:*:*:*:*
Matching versions
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 » Mt6877 » Version: N/A
When used together with: Mediatek » Mt6885 » Version: N/A
When used together with: Mediatek » Mt6893 » Version: N/A
When used together with: Mediatek » Mt8797 » Version: N/A

Exploit prediction scoring system (EPSS) score for CVE-2022-20071

EPSS FAQ

0.01%

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

~ %

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

CVSS scores for CVE-2022-20071

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
6.7	MEDIUM	CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H	0.8	5.9	NIST
Attack Vector: Local Attack Complexity: Low Privileges Required: High User Interaction: None Scope: Unchanged Confidentiality: High Integrity: High Availability: High

CWE ids for CVE-2022-20071

CWE-295 Improper Certificate Validation

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

Assigned by: nvd@nist.gov (Primary)

References for CVE-2022-20071

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

April 2022
Vendor Advisory

CVEs referencing this url

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Vulnerability Details : CVE-2022-20071

Products affected by CVE-2022-20071

Exploit prediction scoring system (EPSS) score for CVE-2022-20071

CVSS scores for CVE-2022-20071

CWE ids for CVE-2022-20071

References for CVE-2022-20071