Vulnerability Name:

CVE-2021-1091 (CCN-206182)

Assigned:2020-11-12
Published:2021-07-20
Updated:2021-07-31
Summary:NVIDIA GPU Display driver for Windows contains a vulnerability where an unprivileged user can create a file hard link that causes the driver to overwrite a file that requires elevated privilege to modify, which could lead to data loss or denial of service.
CVSS v3 Severity:7.1 High (CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H)
6.2 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/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): Unchanged
Impact Metrics:Confidentiality (C): None
Integrity (I): High
Availibility (A): High
7.1 High (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H)
6.2 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/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): Unchanged
Impact Metrics:Confidentiality (C): None
Integrity (I): High
Availibility (A): High
CVSS v2 Severity:3.6 Low (CVSS v2 Vector: AV:L/AC:L/Au:N/C:N/I:P/A:P)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Low
Authentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): Partial
Availibility (A): Partial
6.2 Medium (CCN CVSS v2 Vector: AV:L/AC:L/Au:S/C:N/I:C/A:C)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Low
Athentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): None
Integrity (I): Complete
Availibility (A): Complete
Vulnerability Type:CWE-59
Vulnerability Consequences:Denial of Service
References:Source: MITRE
Type: CNA
CVE-2021-1091

Source: XF
Type: UNKNOWN
nvidia-cve20211091-dos(206182)

Source: CCN
Type: NVIDIA Security Bulletin Answer ID 5211
NVIDIA GPU Display Drivers - July 2021

Source: CONFIRM
Type: Patch, Vendor Advisory
https://nvidia.custhelp.com/app/answers/detail/a_id/5211

Vulnerable Configuration:Configuration 1:
  • cpe:/a:nvidia:gpu_display_driver:*:*:*:*:*:windows:*:* (Version >= 427.33 and < 427.48)
  • OR cpe:/a:nvidia:gpu_display_driver:*:*:*:*:*:windows:*:* (Version >= 452.96 and < 453.10)
  • OR cpe:/a:nvidia:gpu_display_driver:*:*:*:*:*:windows:*:* (Version >= 462.31 and < 462.96)

    • * Denotes that component is vulnerable
    BACK
    nvidia gpu display driver *
    nvidia gpu display driver *
    nvidia gpu display driver *