Improper Privilege Management in Google Android - CVE-2020-0257
Published: August 11, 2020 / Updated: August 21, 2020
Vulnerability identifier: #VU45873
CSH Severity: Low
CVSS v4: 8.5 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2020-0257
CWE-ID: CWE-269
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a local authenticated user to execute arbitrary code.
In SpecializeCommon of com_android_internal_os_Zygote.cpp, there is a permissions bypass due to an incomplete cleanup. This could lead to local escalation of privilege in isolated processes with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-10Android ID: A-156741968
Affected software
Google Android
How to mitigate CVE-2020-0257
Install update from vendor's website.