CVE-2021-36297

Name: CVE-2021-36297
Creator: NVD / NIST
Published: 2021-09-28T20:15:07.78+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.8/10EPSS 0.47%

Last modified Jun 17, 2026

CVE-2021-36297 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. SupportAssist Client version 3.8 and 3.9 contains an Untrusted search path vulnerability that allows attackers to load an arbitrary .dll file via .dll planting/hijacking, only by a separate administrative action that is not a default part of the SOSInstallerTool.exe installation for executing arbitrary dll's,. EPSS estimates a 0.47% chance of exploitation in the next 30 days.

Description

SupportAssist Client version 3.8 and 3.9 contains an Untrusted search path vulnerability that allows attackers to load an arbitrary .dll file via .dll planting/hijacking, only by a separate administrative action that is not a default part of the SOSInstallerTool.exe installation for executing arbitrary dll's,

Metrics

CVSS 3.1

7.8/10

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

EPSS Probability

0.47%

37.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Dell	Supportassist For Home Pcs	< 3.9.0

References

Timeline

Published: Sep 28, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-36297?

How severe is CVE-2021-36297?

CVE-2021-36297 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 0.47% probability of exploitation in the next 30 days.

How do I fix CVE-2021-36297?

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-2021-36297?

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

Scan your code now

Source: NVD / NIST