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 (including) 8.1 (including)
Android Google 9.0 (including) 9.0 (including)
Android Google 10.0 (including) 10.0 (including)
Android Google 11.0 (including) 11.0 (including)

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