CVE-2021-0993 : In getOffsetBeforeAfter of TextLine.java, there is a possible denial of service

In getOffsetBeforeAfter of TextLine.java, there is a possible denial of service due to resource exhaustion. This could lead to remote denial of service with no additional execution privileges needed. User interaction is needed for exploitation.Product: AndroidVersions: Android-12Android ID: A-193849901

Published 2021-12-15 19:15:13

Updated 2022-07-12 17:42:04

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

View at NVD, CVE.org

Vulnerability category: Denial of service

Products affected by CVE-2021-0993

Google » Android » Version: 12.0
cpe:2.3:o:google:android:12.0:*:*:*:*:*:*:*
Matching versions

Exploit prediction scoring system (EPSS) score for CVE-2021-0993

EPSS FAQ

0.11%

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

~ 45 %

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

CVSS scores for CVE-2021-0993

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
4.3	MEDIUM	AV:N/AC:M/Au:N/C:N/I:N/A:P	8.6	2.9	NIST
Access Vector: Network Access Complexity: Medium Authentication: None Confidentiality Impact: None Integrity Impact: None Availability Impact: Partial
6.5	MEDIUM	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H	2.8	3.6	NIST
Attack Vector: Network Attack Complexity: Low Privileges Required: None User Interaction: Required Scope: Unchanged Confidentiality: None Integrity: None Availability: High

References for CVE-2021-0993

https://source.android.com/security/bulletin/pixel/2021-12-01

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

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Vulnerability Details : CVE-2021-0993

Products affected by CVE-2021-0993

Exploit prediction scoring system (EPSS) score for CVE-2021-0993

CVSS scores for CVE-2021-0993

References for CVE-2021-0993