CVE-2021-0421 : In memory management driver, there is a possible information disclosure due to a

In memory management driver, there is a possible information disclosure due to a missing bounds check. This could lead to local information disclosure with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS05403499; Issue ID: ALPS05381235.

Published 2021-09-27 12:15:08

Updated 2021-10-05 20:06:04

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

View at NVD, CVE.org

Vulnerability category: OverflowInformation leak

Products affected by CVE-2021-0421

Google » Android » Version: 10.0
cpe:2.3:o:google:android:10.0:*:*:*:*:*:*:*
Matching versions
When used together with: Mediatek » Mt6580 » Version: N/A
When used together with: Mediatek » Mt6582 90 » Version: N/A
When used together with: Mediatek » Mt6582e » Version: N/A
When used together with: Mediatek » Mt6582h » Version: N/A
When used together with: Mediatek » Mt6582t » Version: N/A
When used together with: Mediatek » Mt6582w » Version: N/A
When used together with: Mediatek » Mt6589 » Version: N/A
When used together with: Mediatek » Mt6589td » Version: N/A
When used together with: Mediatek » Mt6592 90 » Version: N/A
When used together with: Mediatek » Mt6592e » Version: N/A
When used together with: Mediatek » Mt6592h » Version: N/A
When used together with: Mediatek » Mt6592t » Version: N/A
When used together with: Mediatek » Mt6592w » Version: N/A
When used together with: Mediatek » Mt6595 » Version: N/A
When used together with: Mediatek » Mt6731 » Version: N/A
When used together with: Mediatek » Mt6732 » Version: N/A
When used together with: Mediatek » Mt6735 » Version: N/A
When used together with: Mediatek » Mt6737 » Version: N/A
When used together with: Mediatek » Mt6739 » Version: N/A
When used together with: Mediatek » Mt6750 » Version: N/A
When used together with: Mediatek » Mt6750s » Version: N/A
When used together with: Mediatek » Mt6752 » Version: N/A
When used together with: Mediatek » Mt6753 » Version: N/A
When used together with: Mediatek » Mt6755 » Version: N/A
When used together with: Mediatek » Mt6755s » Version: N/A
When used together with: Mediatek » Mt6757 » Version: N/A
When used together with: Mediatek » Mt6757c » Version: N/A
When used together with: Mediatek » Mt6757cd » Version: N/A
When used together with: Mediatek » Mt6757ch » Version: N/A
When used together with: Mediatek » Mt6758 » Version: N/A
When used together with: Mediatek » Mt6761 » Version: N/A
When used together with: Mediatek » Mt6762 » 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 » Mt6785 » Version: N/A
When used together with: Mediatek » Mt6795 » Version: N/A
When used together with: Mediatek » Mt6797 » 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 » Mt6853t » 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 » Mt6883 » Version: N/A
When used together with: Mediatek » Mt6885 » Version: N/A
When used together with: Mediatek » Mt6889 » Version: N/A
When used together with: Mediatek » Mt6891 » Version: N/A
When used together with: Mediatek » Mt6893 » Version: N/A
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 » Mt6582 90 » Version: N/A
When used together with: Mediatek » Mt6582e » Version: N/A
When used together with: Mediatek » Mt6582h » Version: N/A
When used together with: Mediatek » Mt6582t » Version: N/A
When used together with: Mediatek » Mt6582w » Version: N/A
When used together with: Mediatek » Mt6589 » Version: N/A
When used together with: Mediatek » Mt6589td » Version: N/A
When used together with: Mediatek » Mt6592 90 » Version: N/A
When used together with: Mediatek » Mt6592e » Version: N/A
When used together with: Mediatek » Mt6592h » Version: N/A
When used together with: Mediatek » Mt6592t » Version: N/A
When used together with: Mediatek » Mt6592w » Version: N/A
When used together with: Mediatek » Mt6595 » Version: N/A
When used together with: Mediatek » Mt6731 » Version: N/A
When used together with: Mediatek » Mt6732 » Version: N/A
When used together with: Mediatek » Mt6735 » Version: N/A
When used together with: Mediatek » Mt6737 » Version: N/A
When used together with: Mediatek » Mt6739 » Version: N/A
When used together with: Mediatek » Mt6750 » Version: N/A
When used together with: Mediatek » Mt6750s » Version: N/A
When used together with: Mediatek » Mt6752 » Version: N/A
When used together with: Mediatek » Mt6753 » Version: N/A
When used together with: Mediatek » Mt6755 » Version: N/A
When used together with: Mediatek » Mt6755s » Version: N/A
When used together with: Mediatek » Mt6757 » Version: N/A
When used together with: Mediatek » Mt6757c » Version: N/A
When used together with: Mediatek » Mt6757cd » Version: N/A
When used together with: Mediatek » Mt6757ch » Version: N/A
When used together with: Mediatek » Mt6758 » Version: N/A
When used together with: Mediatek » Mt6761 » Version: N/A
When used together with: Mediatek » Mt6762 » 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 » Mt6785 » Version: N/A
When used together with: Mediatek » Mt6795 » Version: N/A
When used together with: Mediatek » Mt6797 » 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 » Mt6853t » 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 » Mt6883 » Version: N/A
When used together with: Mediatek » Mt6885 » Version: N/A
When used together with: Mediatek » Mt6889 » 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-2021-0421

EPSS FAQ

0.02%

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

~ 2 %

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

CVSS scores for CVE-2021-0421

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

CWE ids for CVE-2021-0421

CWE-120 Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow.

Assigned by: nvd@nist.gov (Primary)

References for CVE-2021-0421

https://corp.mediatek.com/product-security-bulletin/September-2021

September 2021
Vendor Advisory

CVEs referencing this url

Jump to

Vulnerability Details : CVE-2021-0421

Products affected by CVE-2021-0421

Exploit prediction scoring system (EPSS) score for CVE-2021-0421

CVSS scores for CVE-2021-0421

CWE ids for CVE-2021-0421

References for CVE-2021-0421