High severity8.8NVD Advisory· Published Dec 7, 2021· Updated Jun 17, 2026
CVE-2021-43637
CVE-2021-43637
Description
Amazon WorkSpaces agent is affected by Buffer Overflow. IOCTL Handler 0x22001B in the Amazon WorkSpaces agent below v1.0.1.1537 allow local attackers to execute arbitrary code in kernel mode or cause a denial of service (memory corruption and OS crash) via specially crafted I/O Request Packet.
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Affected products
4- Amazon/WorkSpaces agentdescription
- Range: <1.0.1.1537
- Range: <1.0.1.1537
Patches
Vulnerability mechanics
References
1- www.sentinelone.com/labs/usb-over-ethernet-multiple-privilege-escalation-vulnerabilities-in-aws-and-other-major-cloud-services/nvdExploitTechnical DescriptionThird Party Advisory
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