CVE-2022-38395: Privilege escalation in HP Support Assistant

HP Support Assistant uses HP Performance Tune-up as a diagnostic tool. HP Support Assistant uses Fusion to launch HP Performance Tune-up. It is possible for an attacker to exploit the DLL hijacking vulnerability and elevate privileges when Fusion launches the HP Performance Tune-up.

Severity

High

HP Reference

HPSBHF03809 Rev. 2

Release date

September 6, 2022

Last updated

September 9, 2022

Category

PC

Potential Security Impact

Privilege escalation

Relevant Common Vulnerabilities and Exposures (CVE) List

Optional: Reported by: Ammarit Thongthua, Sumedt Jitpukdebodin, and Krischat Thataristorai (Secure D Research team)

List of CVE IDs

CVE ID

Base Score

Base Vector

Vendor ID

CVE-2022-38395

8.2

CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H

HP

Learn more about CVSS 3.1 base metrics, which range from 0 to 10.

PSR-2021-0113

Resolution

HP strives to address all security issues with HP Support Assistant at best possible speed and make the latest version available with the fixes. HP recommends that customers update to the latest version of HP Support Assistant that includes fixes to above listed issues by turning on automatic updates in the HP Support Assistant settings. If the system has HP Support Assistant version 8x, HP advises that customers to upgrade to HP Support Assistant version 9 by going to the About section and checking for updates. If the system has HP Support Assistant version 9, HP recommends keeping Microsoft Store updates turned on so that the application is always kept up to date.

Alternately, customers can also get the latest version at https://support.hp.com/help/hp-support-assistant.

HP recommends keeping your system up to date with the latest firmware and software.

Affected products

Identify the following affected products.

• HP Support Assistant versions earlier than 9.11.

• Fusion versions earlier than 1.38.2601.0.

Revision history

This document has been revised according to the information below.

List of versions

Version

Description

Date

2

Updated link in Resolution.

September 9, 2022

1

Initial Release

September 6, 2022

Additional information

Follow these links for additional information.

Third-party security patches

Third party security patches that are to be installed on systems running HP software products should be applied in accordance with the customer’s patch management policy.

Support

For issues about implementing the recommendations of this Security Bulletin, visit http://www.hp.com/go/contacthp to learn about your HP support options.

Report

To report a potential security vulnerability with any HP supported product, send email to: [email protected].

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Legal information

System management and security procedures must be reviewed frequently to maintain system integrity. HP is continually reviewing and enhancing the security features of software products to provide customers with current secure solutions.

HP is broadly distributing this Security Bulletin in order to bring to the attention of users of the affected HP products the important security information contained in this Security Bulletin. HP recommends that all users determine the applicability of this information to their individual situations and take appropriate action. HP does not warrant that this information is necessarily accurate or complete for all user situations and, consequently, HP will not be responsible for any damages resulting from user’s use or disregard of the information provided in this Security Bulletin. To the extent permitted by law, HP disclaims all warranties, either express or implied, including the warranties of merchantability and fitness for a particular purpose, title and non-infringement.

© Copyright 2022 HP Development Company, L.P.

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