CVE-2021-0308: High severity Google Android vulnerability

Published Jan 4, 2021
·
Updated

In ReadLogicalParts of basicmbr.cc, there is a possible out of bounds write due to a missing bounds check. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation. Product: Android; Versions: Android-8.1, Android-9, Android-10, Android-11, Android-8.0; Android ID: A-158063095.

Other sources

The potential out of bounds write in ReadLogicalParts of basicmbr.cc due to missing bounds check in gdisk utility. Exploitation requires the use of a malicious storage (such as: USB) device that could cause a crash and possibly allows local privilege escalation.

References: https://packetstormsecurity.com/files/165869/USN-5262-1 https://sourceforge.net/p/gptfdisk/code/ci/f523bbc0c2437fe259aa3aff5e819e24101aee29

Red Hat

Affected Software

7 affected components
Google Android
Google Android=8.0
Google Android=8.1
Google Android=9.0
Google Android=10.0
Google Android=11.0
Debian Linux=9.0

Event History

Jan 4, 2021
CVE Published
via Android·12:00 AM
Jan 11, 2021
CVE Published
via MITRE·09:46 PM
Data Sourced
via MITRE·09:46 PM
DescriptionWeakness
Feb 8, 2022
Data Sourced
via Red Hat·11:21 AM
DescriptionSeverityAffected Software

Frequently Asked Questions

1

What is the severity of CVE-2021-0308?

CVE-2021-0308 is classified as a high-severity vulnerability due to its potential for local escalation of privilege.

2

How do I fix CVE-2021-0308?

To fix CVE-2021-0308, apply the latest security patches provided by Google for affected versions of Android.

3

Which versions of Android are affected by CVE-2021-0308?

CVE-2021-0308 affects Android versions 8.0, 8.1, 9.0, 10.0, and 11.0.

4

Can CVE-2021-0308 be exploited without user interaction?

Yes, CVE-2021-0308 can be exploited without any user interaction required.

5

What is the nature of the vulnerability in CVE-2021-0308?

CVE-2021-0308 involves a possible out-of-bounds write due to a missing bounds check in the ReadLogicalParts function.

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