CVE-2021-38112

HIGH 8.8CVE-2021-38112 · Published 22/09/2021 · updated 17/06/2026

In short

CVE-2021-38112 is a HIGH (CVSS 8.8) vulnerability affecting aws workspaces (amazon).
Chance of exploitation in the next 30 days (EPSS): 7.5%, higher than 94.5% of all vulnerabilities.
Fix: update to 3.1.9 or later.

Package	Affected versions	Patched versions
aws workspaces amazon	`≥ 3.0.10, < 3.1.9`	`3.1.9`

Description

In the Amazon AWS WorkSpaces client 3.0.10 through 3.1.8 on Windows, argument injection in the workspaces:// URI handler can lead to remote code execution because of the Chromium Embedded Framework (CEF) --gpu-launcher argument. This is fixed in 3.1.9.

References

docs.aws.amazon.com/workspaces/latest/userguide/amazon-workspaces-windows-client.html · Vendor Advisory
rhinosecuritylabs.com/aws/cve-2021-38112-aws-workspaces-rce · Exploit

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