Vulnerability in Amazon AWS Workspaces
CVE-2021-38112
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.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.075 (94.3th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 94th percentile — 94.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.066 · newest: 0.075 · change: +0.009
Affected products
Weakness classification (CWE)
Public proof-of-concept exploits
References
- docs.aws.amazon.com/workspaces/latest/userguide/amazon-workspaces-windows-clien… (Vendor Advisory)
- rhinosecuritylabs.com/aws/cve-2021-38112-aws-workspaces-rce/ (Exploit, Third Party Advisory)
Frequently asked questions
- What is CVE-2021-38112?
- CVE-2021-38112 is a high-severity vulnerability in Amazon AWS Workspaces, classified under Argument Injection. CVSS score: 8.8/10. Published 2021-09-22.
- How severe is CVE-2021-38112?
- High severity. CVSS v3 base score is 8.8 out of 10.
- Is CVE-2021-38112 known to be exploited?
- 12 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.