CVE-2022-20073

Published: Apr 11, 2022Modified: Jun 17, 2026

6.6

Vector

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

Exploitability: 0.7 / Impact: 5.9

Source: NVD

Description

In preloader (usb), there is a possible out of bounds write due to a integer underflow. This could lead to local escalation of privilege, for an attacker who has physical access to the device, with no additional execution privileges needed. User interaction is needed for exploitation. Patch ID: ALPS06160841; Issue ID: ALPS06160841.

Affected (3)

Products: Google: Android

Google

1 product

Android

Configuration A

3 vulnerable · 43 platform

Vulnerable Software	Affected Versions
Google Android	Version 10.0
Google Android	Version 11.0
Google Android	Version 12.0

Running on/with	Platform Versions
Mediatek Mt2601	All versions
Mediatek Mt6580	All versions
Mediatek Mt6735	All versions
Mediatek Mt6739	All versions
Mediatek Mt6761	All versions
Mediatek Mt6763	All versions
Mediatek Mt6765	All versions
Mediatek Mt6768	All versions
Mediatek Mt6771	All versions
Mediatek Mt6779	All versions
Mediatek Mt6781	All versions
Mediatek Mt6785	All versions
Mediatek Mt6799	All versions
Mediatek Mt6833	All versions
Mediatek Mt6873	All versions
Mediatek Mt6877	All versions
Mediatek Mt6885	All versions
Mediatek Mt6893	All versions
Mediatek Mt8163	All versions
Mediatek Mt8167	All versions
Mediatek Mt8167s	All versions
Mediatek Mt8168	All versions
Mediatek Mt8173	All versions
Mediatek Mt8175	All versions
Mediatek Mt8183	All versions
Mediatek Mt8185	All versions
Mediatek Mt8321	All versions
Mediatek Mt8362a	All versions
Mediatek Mt8365	All versions
Mediatek Mt8385	All versions
Mediatek Mt8666	All versions
Mediatek Mt8667	All versions
Mediatek Mt8675	All versions
Mediatek Mt8695	All versions
Mediatek Mt8696	All versions
Mediatek Mt8765	All versions
Mediatek Mt8766	All versions
Mediatek Mt8768	All versions
Mediatek Mt8786	All versions
Mediatek Mt8788	All versions
Mediatek Mt8789	All versions
Mediatek Mt8791	All versions
Mediatek Mt8797	All versions

Related CWEs

CWE-191

Integer Underflow (Wrap or Wraparound)

The product subtracts one value from another, such that the result is less than the minimum allowable integer value, which produces a value that is not equal to the correct result.

References (2)

https://corp.mediatek.com/product-security-bulletin/April-2022

Source: security@mediatek.com

Vendor Advisory

https://corp.mediatek.com/product-security-bulletin/April-2022

Source: af854a3a-2127-422b-91ae-364da2661108

Vendor Advisory

Timeline

No history available yet.