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CVE-2023-20942

Date: July 12, 2023

In openMmapStream of AudioFlinger.cpp, there is a possible way to record audio without displaying the microphone privacy indicator due to a logic error in the code. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.

Language: C++

Severity Score

Related Resources (7)

https://android.googlesource.com/platform/frameworks/av/+/770b45c3c1619cf4008b89e7a0f4392bf2224bbc
https://android.googlesource.com/platform/frameworks/av/+/23f552f22abd6bf336484c7085efd46bebd67d89
https://source.android.com/security/bulletin/2023-07-01
https://android.googlesource.com/platform/frameworks/av/+/bae3b00a5873d1562679a1289fd8490178cfe064
https://android.googlesource.com/platform/frameworks/av/+/b072419650958c41c87d2baa572dc2fe6da9ea6b
https://nvd.nist.gov/vuln/detail/CVE-2023-20942
https://www.mend.io/vulnerability-database/CVE-2023-20942

Severity Score

Weakness Type (CWE)

Inadequate Encryption Strength

CWE-326

Insufficient Information

NVD-CWE-noinfo

CVSS v3.1

Base Score:
Attack Vector (AV): LOCAL
Attack Complexity (AC): LOW
Privileges Required (PR): LOW
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): HIGH
Integrity (I): NONE
Availability (A): NONE

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