Vulnerability CVE-2021-1077

Vulnerability Name:

CVE-2021-1077 (CCN-200551)

Assigned:

2020-11-12

Published:

2021-04-21

Updated:

2021-05-03

Summary:

NVIDIA GPU Display Driver for Windows and Linux, R450 and R460 driver branch, contains a vulnerability where the software uses a reference count to manage a resource that is incorrectly updated, which may lead to denial of service.

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

6.6 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:H)
5.8 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/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): Low Integrity (I): Low 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

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

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

Vulnerability Type:

CWE-404

Vulnerability Consequences:

Denial of Service

References:

Source: MITRE
Type: CNA
CVE-2021-1077

Source: XF
Type: UNKNOWN
nvidia-cve20211077-dos(200551)

Source: CCN
Type: NVIDIA Security Bulletin Answer ID 5172
NVIDIA GPU Display Driver - April 2021

Source: CONFIRM
Type: Vendor Advisory
https://nvidia.custhelp.com/app/answers/detail/a_id/5172

Vulnerable Configuration:

Configuration 1:

cpe:/a:nvidia:gpu_display_driver:*:*:*:*:*:linux:*:* (Version >= 450 and < 450.119.03)

OR cpe:/a:nvidia:gpu_display_driver:*:*:*:*:*:windows:*:* (Version >= 450 and < 452.96)

OR cpe:/a:nvidia:gpu_display_driver:*:*:*:*:*:linux:*:* (Version >= 460 and < 460.73.01)

OR cpe:/a:nvidia:gpu_display_driver:*:*:*:*:*:windows:*:* (Version >= 460 and < 462.31)

Denotes that component is vulnerable

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