CVE-2021-42683

A Buffer Overflow vulnerability exists in Accops HyWorks Windows Client prior to v 3.2.8.200. The IOCTL Handler 0x22001B allows 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.

CVSS v3.0 8.8 HIGH
CVSS v2.0 7.2 HIGH

8.8^/10

CVSS v3.0 : HIGH

Vector :

Exploitability : 2.0 / Impact : 6.0

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope CHANGED

7.2^/10

CVSS v2.0 : HIGH

Vector : AV:L/AC:L/Au:N/C:C/I:C/A:C

Exploitability : 3.9 / Impact : 10.0

Access Vector LOCAL

Access Complexity LOW

Authentication NONE

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

References

Link	Resource
https://www.sentinelone.com/labs/usb-over-ethernet-multiple-privilege-escalation-vulnerabilities-in-aws-and-other-major-cloud-services/	Exploit Technical Description Third Party Advisory

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Configurations

Configuration 1 (hide)

cpe:2.3:a:accops:hyworks_windows_client:*:*:*:*:*:*:*:*

Information

Published : 2021-12-07 13:15

Updated : 2021-12-09 06:07

NVD link : CVE-2021-42683

Mitre link : CVE-2021-42683

JSON object : View

CWE

CWE-120

Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

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Products Affected

accops

hyworks_windows_client

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