Buffer Overflow Vulnerability in Amazon WorkSpaces Agent
CVE-2021-43637

8.8HIGH

Key Information:

Vendor

Amazon

Status
Workspaces
Vendor
CVE Published:
7 December 2021

What is CVE-2021-43637?

A buffer overflow vulnerability has been identified in the Amazon WorkSpaces agent which exists in versions prior to 1.0.1.1537. This vulnerability allows local attackers to exploit the IOCTL Handler 0x22001B, potentially leading to arbitrary code execution in kernel mode. Additionally, attackers may cause significant disruption through denial of service, resulting in memory corruption and system crashes. Organizations utilizing the affected versions should implement recommended updates to safeguard against these threats.

References

https://www.sentinelone.com/labs/usb-over-ethernet-multip...
x_refsource_MISC

CVSS V3.1

Score:
8.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.