PT-2020-21173 · Microsoft · Appx-Compiler

Published

2020-09-03

·

Updated

2020-09-03

CVSS v3.1

9.8

Critical

VectorAV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Name of the Vulnerable Software and Affected Versions appx-compiler versions (affected versions not specified)
Description The issue concerns malicious code within the appx-compiler package, which uploads system information to a remote server, downloads a file, and executes it. This indicates a severe compromise of system security. The estimated number of potentially affected devices worldwide is not specified. There is no information about specific real-world incidents where this issue was exploited.
Recommendations Remove the appx-compiler package, however, be aware that this may not remove all malicious software resulting from its installation. Consider any computer with this package installed or running as fully compromised and rotate all secrets and keys stored on it immediately from a different computer.

Fix

RCE

Found an issue in the description? Have something to add? Feel free to write us 👾

Weakness Enumeration

Related Identifiers

GHSA-8Q2C-2396-HF7J

Affected Products

Appx-Compiler