CVE-2021-1043 : In TBD of TBD, there is a possible downgrade attack due to under utilized anti-r

In TBD of TBD, there is a possible downgrade attack due to under utilized anti-rollback protections. This could lead to local information disclosure with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-194697257References: N/A

Published 2021-12-15 19:15:15

Updated 2021-12-20 17:22:12

Source Android (associated with Google Inc. or Open Handset Alliance)

View at NVD, CVE.org

Vulnerability category: Information leak

Products affected by CVE-2021-1043

Google » Android » Version: N/A
cpe:2.3:o:google:android:-:*:*:*:*:*:*:*
Matching versions

Exploit prediction scoring system (EPSS) score for CVE-2021-1043

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-2021-1043

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

References for CVE-2021-1043

https://source.android.com/security/bulletin/pixel/2021-11-01

Pixel Update Bulletin—November 2021 | Android Open Source Project
Patch;Vendor Advisory

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Vulnerability Details : CVE-2021-1043

Products affected by CVE-2021-1043

Exploit prediction scoring system (EPSS) score for CVE-2021-1043

CVSS scores for CVE-2021-1043

References for CVE-2021-1043