CVE Vulnerabilities

CVE-2020-0467

Improper Resource Shutdown or Release

Published: Dec 14, 2020 | Modified: Jul 21, 2021
CVSS 3.x
5.5
MEDIUM
Source:
NVD
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
CVSS 2.x
2.1 LOW
AV:L/AC:L/Au:N/C:P/I:N/A:N
RedHat/V2
RedHat/V3
Ubuntu

In onUserStopped of Vpn.java, there is a possible resetting of user preferences due to a logic issue. This could lead to local information disclosure of secure network traffic over a non-VPN link with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-10 Android-11 Android-8.1 Android-9Android ID: A-168500792

Weakness

The product does not release or incorrectly releases a resource before it is made available for re-use.

Affected Software

Name Vendor Start Version End Version
Android Google 8.1 8.1
Android Google 9.0 9.0
Android Google 10.0 10.0
Android Google 11.0 11.0

Potential Mitigations

  • Use a language that does not allow this weakness to occur or provides constructs that make this weakness easier to avoid.
  • For example, languages such as Java, Ruby, and Lisp perform automatic garbage collection that releases memory for objects that have been deallocated.

References