CVE-2023-21324

In Package Installer, there is a possible way to determine whether an app is installed, without query permissions, due to side channel information disclosure

High · published October 30, 2023

CVSS v3.1
7.8
EPSS
0%
Percentile
0.7
In the wild
Unconfirmed
What it is

In Package Installer, there is a possible way to determine whether an app is installed, without query permissions, due to side channel information disclosure. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.

The record
Technical detail
CVSS v3.1
7.8 · HIGH
Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00097 · 0.7th percentile
Published
2023-10-30T16:56Z
EPSS history
Timeline
  • 30 OCT 16:56Z
    In Package Installer, there is a possible way to determine whether an app is installed, without query permissions, due to side channel information disclosure
    cvelistv5