CVE-2020-0442: Input Validation

Published Nov 1, 2020
·
Updated

In Message and toBundle of Notification.java, there is a possible UI slowdown or crash due to improper input validation. This could lead to remote denial of service if a malicious contact file is received, with no additional execution privileges needed. User interaction is not needed for exploitation.

Affected Software

12 affected componentsFixes available
Google Android=8.0
Google Android=8.1
Google Android=9.0
Google Android=10.0
Google Android=11.0
Google Android
android/platform/frameworks/base>=11-next:0<11-next:2020-11-01
11-next:2020-11-01
android/platform/frameworks/base>=8.0:0<8.0:2020-11-01
8.0:2020-11-01
android/platform/frameworks/base>=8.1:0<8.1:2020-11-01
8.1:2020-11-01
android/platform/frameworks/base>=9:0<9:2020-11-01
9:2020-11-01
android/platform/frameworks/base>=10:0<10:2020-11-01
10:2020-11-01
android/platform/frameworks/base>=11:0<11:2020-11-01
11:2020-11-01

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade android/platform/frameworks/base to a version that resolves this vulnerability.

    Fixed in 11-next:2020-11-01
  2. Upgrade

    Upgrade android/platform/frameworks/base to a version that resolves this vulnerability.

    Fixed in 8.0:2020-11-01
  3. Upgrade

    Upgrade android/platform/frameworks/base to a version that resolves this vulnerability.

    Fixed in 8.1:2020-11-01
  4. Upgrade

    Upgrade android/platform/frameworks/base to a version that resolves this vulnerability.

    Fixed in 9:2020-11-01
  5. Upgrade

    Upgrade android/platform/frameworks/base to a version that resolves this vulnerability.

    Fixed in 10:2020-11-01
  6. Upgrade

    Upgrade android/platform/frameworks/base to a version that resolves this vulnerability.

    Fixed in 11:2020-11-01

Event History

Nov 1, 2020
Advisory Published
via OSV·12:00 AM
Data Sourced
via OSV·12:00 AM
DescriptionAffected Software
Nov 2, 2020
CVE Published
via Android·12:00 AM
Data Sourced
via Android·12:00 AM
SeverityWeaknessAffected Software
Nov 10, 2020
CVE Published
via MITRE·12:47 PM
Data Sourced
via MITRE·12:47 PM
DescriptionWeakness
Event
01:15 PM

Frequently Asked Questions

1

What is the severity of CVE-2020-0442?

CVE-2020-0442 is categorized as a denial of service vulnerability which can lead to UI slowdown or crash.

2

How do I fix CVE-2020-0442?

To fix CVE-2020-0442, update your Android system to the latest security patch provided by Google.

3

Which versions of Android are affected by CVE-2020-0442?

CVE-2020-0442 affects Android versions 8.0 through 11.0.

4

What type of attack is CVE-2020-0442 linked to?

CVE-2020-0442 is linked to a possible denial of service attack when a malicious contact file is received.

5

Is user interaction needed for exploiting CVE-2020-0442?

No, user interaction is not needed for exploiting CVE-2020-0442.

Contact

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