CVE-2021-0673

Name: CVE-2021-0673
Creator: NVD / NIST
Published: 2021-12-17T17:15:10.737+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.8/10EPSS 0.67%

Last modified Jun 17, 2026

CVE-2021-0673 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. In Audio Aurisys HAL, there is a possible permission bypass due to a missing permission check. This could lead to local escalation of privilege with no additional execution privileges needed. EPSS estimates a 0.67% chance of exploitation in the next 30 days.

Description

In Audio Aurisys HAL, there is a possible permission bypass due to a missing permission check. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS05977326; Issue ID: ALPS05977326.

Metrics

CVSS 3.1

7.8/10

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS Probability

0.67%

47.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-862

Affected Software

Vendor	Product	Versions
Google	Android	10.0
Google	Android	11.0
Google	Android	12.0

References

https://corp.mediatek.com/product-security-bulletin/December-2021Vendor Advisory
https://corp.mediatek.com/product-security-bulletin/December-2021Vendor Advisory

Timeline

Published: Dec 17, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-0673?

How severe is CVE-2021-0673?

CVE-2021-0673 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 0.67% probability of exploitation in the next 30 days.

How do I fix CVE-2021-0673?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-0673?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST