Vulnerability CVE-2021-1051

Vulnerability Name:

CVE-2021-1051 (CCN-194466)

Assigned:

2020-11-12

Published:

2021-01-07

Updated:

2021-07-23

Summary:

NVIDIA GPU Display Driver for Windows contains a vulnerability in the kernel mode layer (nvlddmkm.sys) handler for DxgkDdiEscape in which a local user can get elevated privileges to modify display configuration data, which may result in denial of service of the display.

CVSS v3 Severity:

8.4 High (CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:H/A:H)
7.3 High (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:H/A:H/E:U/RL:O/RC:C)

Exploitability Metrics:	Attack Vector (AV): Local Attack Complexity (AC): Low Privileges Required (PR): Low User Interaction (UI): None
Scope:	Scope (S): Changed
Impact Metrics:	Confidentiality (C): None Integrity (I): High Availibility (A): High

8.7 High (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:L/I:H/A:H)
7.6 High (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:L/I:H/A:H/E:U/RL:O/RC:C)

Exploitability Metrics:	Attack Vector (AV): Local Attack Complexity (AC): Low Privileges Required (PR): Low User Interaction (UI): None
Scope:	Scope (S): Changed
Impact Metrics:	Confidentiality (C): Low Integrity (I): High Availibility (A): High

CVSS v2 Severity:

6.6 Medium (CVSS v2 Vector: AV:L/AC:L/Au:N/C:N/I:C/A:C)

Exploitability Metrics:	Access Vector (AV): Local Access Complexity (AC): Low Authentication (Au): None
Impact Metrics:	Confidentiality (C): None Integrity (I): Complete Availibility (A): Complete

6.4 Medium (CCN CVSS v2 Vector: AV:L/AC:L/Au:S/C:P/I:C/A:C)

Exploitability Metrics:	Access Vector (AV): Local Access Complexity (AC): Low Athentication (Au): Single_Instance
Impact Metrics:	Confidentiality (C): Partial Integrity (I): Complete Availibility (A): Complete

Vulnerability Type:

CWE-269

Vulnerability Consequences:

Gain Privileges

References:

Source: MITRE
Type: CNA
CVE-2021-1051

Source: XF
Type: UNKNOWN
nvidia-cve20211051-priv-esc(194466)

Source: CCN
Type: NVIDIA Security Bulletin Answer ID 5142
NVIDIA GPU Display Driver - January 2021

Source: CONFIRM
Type: Vendor Advisory
https://nvidia.custhelp.com/app/answers/detail/a_id/5142

Vulnerable Configuration:

Configuration 1:

cpe:/a:nvidia:gpu_driver:*:*:*:*:*:*:*:* (Version >= 390 and < 392.63)

OR cpe:/a:nvidia:gpu_driver:*:*:*:*:*:*:*:* (Version >= 418 and < 427.11)

OR cpe:/a:nvidia:gpu_driver:*:*:*:*:*:*:*:* (Version >= 450 and < 452.77)

OR cpe:/a:nvidia:gpu_driver:*:*:*:*:*:*:*:* (Version >= 460 and < 461.09)

AND

cpe:/o:microsoft:windows:-:*:*:*:*:*:*:*

Denotes that component is vulnerable

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