Vulnerability Details : CVE-2021-1117
Windows contains a vulnerability in the kernel mode layer (nvlddmkm.sys) handler for DxgkDdiEscape, where an attacker through specific configuration and with local unprivileged system access may cause improper input validation, which may lead to denial of service.
Vulnerability category: Denial of service
Products affected by CVE-2021-1117
- cpe:2.3:a:nvidia:gpu_display_driver:*:*:*:*:*:windows:*:*
- cpe:2.3:a:nvidia:gpu_display_driver:*:*:*:*:*:windows:*:*
- cpe:2.3:a:nvidia:gpu_display_driver:*:*:*:*:*:windows:*:*
- cpe:2.3:a:nvidia:gpu_display_driver:*:*:*:*:*:windows:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-1117
0.04%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 10 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-1117
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
1.9
|
LOW | AV:L/AC:M/Au:N/C:N/I:N/A:P |
3.4
|
2.9
|
NIST | |
|
5.5
|
MEDIUM | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
1.8
|
3.6
|
NIST | |
|
4.7
|
MEDIUM | CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H |
1.0
|
3.6
|
NVIDIA Corporation |
CWE ids for CVE-2021-1117
-
The product uses untrusted input when calculating or using an array index, but the product does not validate or incorrectly validates the index to ensure the index references a valid position within the array.Assigned by:
- nvd@nist.gov (Primary)
- psirt@nvidia.com (Secondary)
References for CVE-2021-1117
-
https://nvidia.custhelp.com/app/answers/detail/a_id/5230
Security Bulletin: NVIDIA GPU Display Driver - October 2021 | NVIDIAVendor Advisory
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