Ubuntu.comUB:CVE-2021-39796CVE-2021-39796
7.3 High
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H
6.9 Medium
CVSS2
Access Vector
LOCAL
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:L/AC:M/Au:N/C:C/I:C/A:C
0.0004 Low
EPSS
Percentile
5.3%
In HarmfulAppWarningActivity of HarmfulAppWarningActivity.java, there is a
possible way to trick victim to install harmful app due to a
tapjacking/overlay attack. This could lead to local escalation of privilege
with User execution privileges needed. User interaction is needed for
exploitation.Product: AndroidVersions: Android-10 Android-11 Android-12
Android-12LAndroid ID: A-205595291
Bugs
References
android.googlesource.com/platform/frameworks/base/+/e74a2a320bf896bc30618ce486203bafe453c469
launchpad.net/bugs/cve/CVE-2021-39796
nvd.nist.gov/vuln/detail/CVE-2021-39796
security-tracker.debian.org/tracker/CVE-2021-39796
source.android.com/security/bulletin/2022-04-01
www.cve.org/CVERecord?id=CVE-2021-39796
Related
7.3 High
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H
6.9 Medium
CVSS2
Access Vector
LOCAL
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:L/AC:M/Au:N/C:C/I:C/A:C
0.0004 Low
EPSS
Percentile
5.3%