Vulnerability CVE-2021-1116

Vulnerability Name:

CVE-2021-1116 (CCN-212434)

Assigned:

2020-11-12

Published:

2021-10-27

Updated:

2021-10-28

Summary:

NVIDIA GPU Display Driver for Windows contains a vulnerability in the kernel mode layer (nvlddmkm.sys), where a NULL pointer dereference in the kernel, created within user mode code, may lead to a denial of service in the form of a system crash.

CVSS v3 Severity:

5.5 Medium (CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H)
4.8 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/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): Unchanged
Impact Metrics:	Confidentiality (C): None Integrity (I): None Availibility (A): High

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

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

CVSS v2 Severity:

2.1 Low (CVSS v2 Vector: AV:L/AC:L/Au:N/C:N/I:N/A:P)

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

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

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

Vulnerability Type:

CWE-476

Vulnerability Consequences:

Denial of Service

References:

Source: MITRE
Type: CNA
CVE-2021-1116

Source: XF
Type: UNKNOWN
nvidia-cve20211116-dos(212434)

Source: CCN
Type: NVIDIA Security Bulletin Answer ID 5230
NVIDIA GPU Display Driver - October 2021

Source: CONFIRM
Type: Vendor Advisory
https://nvidia.custhelp.com/app/answers/detail/a_id/5230

Vulnerable Configuration:

Configuration 1:

cpe:/a:nvidia:gpu_display_driver:*:*:*:*:*:windows:*:* (Version >= 390 and < 392.68)

OR cpe:/a:nvidia:gpu_display_driver:*:*:*:*:*:windows:*:* (Version >= 460 and < 463.15)

OR cpe:/a:nvidia:gpu_display_driver:*:*:*:*:*:windows:*:* (Version >= 470 and < 472.39)

OR cpe:/a:nvidia:gpu_display_driver:*:*:*:*:*:windows:*:* (Version >= 490 and < 496.49)

Denotes that component is vulnerable

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