PT-2022-14689 · Google · Android

CVE-2022-20471 · Published 2022-12-13 · Updated 2023-04-01

Positive Technologies (AI Summary)

CVSS v3.1

5.5

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions Android versions Android-11 through Android-13

Description The issue is related to a possible out of bounds read in the SendIncDecRestoreCmdPart2 function of NxpMfcReader.cc due to a missing bounds check. This could lead to local information disclosure with no additional execution privileges needed. User interaction is not required for exploitation.

Recommendations For Android versions Android-11 through Android-13, at the moment, there is no information about a newer version that contains a fix for this issue.

Fix

Out of bounds Read

Weakness Enumeration

CWE-125

Related Identifiers

ASB-A-238177877

CVE-2022-20471

Affected Products

Android

References · 8

• https://osv.dev/vulnerability/ASB-A-238177877 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2022-20471 · Security Note
• https://source.android.com/security/bulletin/2022-12-01 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2022-20471 · Vendor Advisory
• https://source.android.com/security/bulletin/2023-04-01 · Note
• https://android.googlesource.com/platform/hardware/nxp/nfc/+/50779bfee26842816f0c241f5dc5a8b8b5f12f37 · Note
• https://android.googlesource.com/platform/hardware/nxp/nfc/+/1164ee536ecf6504e73dcaac0ccb1ee887f3a19c · Note
• https://android.googlesource.com/platform/hardware/nxp/nfc/+/334645060efe1ef0889385512f74513ea1bb29a2 · Note