CVE-2020-0257 (High) detected in baseandroid-10.0.0_r34

[mend-bolt-for-github]

CVE-2020-0257 - High Severity Vulnerability

Vulnerable Library - baseandroid-10.0.0_r34

Android framework classes and services

Library home page: https://android.googlesource.com/platform/frameworks/base

Found in HEAD commit: 298cc436ea33198b75677945e31a774a24a061c8

Found in base branch: master

Vulnerable Source Files (1)

/core/jni/com_android_internal_os_Zygote.cpp

Vulnerability Details

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

Publish Date: 2020-08-11

URL: CVE-2020-0257

CVSS 3 Score Details (7.8)

Base Score Metrics:

• Exploitability Metrics:
  • Attack Vector: Local
  • Attack Complexity: Low
  • Privileges Required: Low
  • User Interaction: None
  • Scope: Unchanged
• Impact Metrics:
  • Confidentiality Impact: High
  • Integrity Impact: High
  • Availability Impact: High

For more information on CVSS3 Scores, click here.

Suggested Fix

Type: Upgrade version

Origin: https://source.android.com/security/bulletin/2020-08-01

Release Date: 2020-07-21

Fix Resolution: android-10.0.0_r41

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