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PRIOn knowledge basePRION:CVE-2023-20942HistoryJul 13, 2023 - 12:15 a.m.
Code injection
2023-07-1300:15:00
PRIOn knowledge base
www.prio-n.com
1
code injection
audioflinger.cpp
local privilege escalation
logic error
microphone privacy
no user interaction
nvd
0.0004 Low
EPSS
Percentile
5.1%
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.
References
android.googlesource.com/platform/frameworks/av/+/770b45c3c1619cf4008b89e7a0f4392bf2224bbc
android.googlesource.com/platform/frameworks/av/+/b072419650958c41c87d2baa572dc2fe6da9ea6b
android.googlesource.com/platform/frameworks/av/+/bae3b00a5873d1562679a1289fd8490178cfe064
source.android.com/security/bulletin/2023-07-01
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