CVE-2020-16885: Windows Storage VSP Driver Elevation of Privilege Vulnerability

Overview

Severity

High (CVSS 7.8)

CVSS Vector

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:F/RL:O/RC:C

Category

Elevation of Privilege

Exploit Status

Not Exploited

Exploitation Likelihood

Less Likely

Publicly Disclosed

Yes

Patch Tuesday

2020-Oct

Released

2020-10-13

Last Updated

2020-12-15

EPSS Score

0.34% (percentile: 57.2%)

Description

An elevation of privilege vulnerability exists when the Windows Storage VSP Driver improperly handles file operations. An attacker who successfully exploited this vulnerability could gain elevated privileges. To exploit the vulnerability, an attacker would first need code execution on a victim system. An attacker could then run a specially crafted application. The security update addresses the vulnerability by ensuring the Windows Storage VSP Driver properly handles file operations.

Affected Products (17)

Other

• 11498
• 11563
• 11569
• 11570
• 11571
• 11572
• 11454
• 11583
• 11645
• 11646
• 11647
• 11767
• 11768
• 11769
• 10853
• 10816
• 10855

Security Updates (6)

• 4580330
• 4577668
• 4580328
• 4577671
• 4579311
• 4580346

Revision History

• 2020-10-13: Information published.
• 2020-12-15: Removed the 32-bit versions as this feature is not supported on those operating systems. This is an informational change only.