CVE-2020-0943

Name: CVE-2020-0943
Creator: NVD / NIST
Published: 2020-04-15T15:15:16.823+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 4.6/10EPSS 1.28%

Last modified Jun 17, 2026

CVE-2020-0943 is a medium-severity vulnerability rated 4.6/10 on the CVSS scale. An authentication bypass vulnerability exists in Microsoft YourPhoneCompanion application for Android, in the way the application processes notifications generated by work profiles.This could allow an unauthenticated attacker to view notifications, aka 'Microsoft YourPhone Application for Android Authentication Bypass Vulnerability'.. EPSS estimates a 1.28% chance of exploitation in the next 30 days.

Description

An authentication bypass vulnerability exists in Microsoft YourPhoneCompanion application for Android, in the way the application processes notifications generated by work profiles.This could allow an unauthenticated attacker to view notifications, aka 'Microsoft YourPhone Application for Android Authentication Bypass Vulnerability'.

Metrics

CVSS 3.1

4.6/10

CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

EPSS Probability

1.28%

66.4th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Microsoft	Your Phone Companion	All versions

References

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0943Patch, Vendor Advisory
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0943Patch, Vendor Advisory

Timeline

Published: Apr 15, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-0943?

How severe is CVE-2020-0943?

CVE-2020-0943 has a CVSS score of 4.6/10 (MEDIUM severity). The EPSS model estimates a 1.28% probability of exploitation in the next 30 days.

How do I fix CVE-2020-0943?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2020-0943?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST