Vulnerability Details : CVE-2021-42286
Windows Core Shell SI Host Extension Framework for Composable Shell Elevation of Privilege Vulnerability
Vulnerability category: Gain privilege
Products affected by CVE-2021-42286
- cpe:2.3:o:microsoft:windows_server:20h2:*:*:*:*:*:*:*
- cpe:2.3:o:microsoft:windows_10:20h2:*:*:*:*:*:x64:*
- cpe:2.3:o:microsoft:windows_10:2004:*:*:*:*:*:x64:*
- cpe:2.3:o:microsoft:windows_10:20h2:*:*:*:*:*:arm64:*
- cpe:2.3:o:microsoft:windows_10:2004:*:*:*:*:*:arm64:*
- cpe:2.3:o:microsoft:windows_10:2004:*:*:*:*:*:x86:*
- cpe:2.3:o:microsoft:windows_10:20h2:*:*:*:*:*:x86:*
- cpe:2.3:o:microsoft:windows_10:21h1:*:*:*:*:*:x64:*
- cpe:2.3:o:microsoft:windows_10:21h1:*:*:*:*:*:arm64:*
- cpe:2.3:o:microsoft:windows_10:21h1:*:*:*:*:*:x86:*
- cpe:2.3:o:microsoft:windows_server_2016:2004:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-42286
0.04%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 7 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-42286
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
4.6
|
MEDIUM | AV:L/AC:L/Au:N/C:P/I:P/A:P |
3.9
|
6.4
|
NIST | |
7.8
|
HIGH | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
1.8
|
5.9
|
NIST | |
7.8
|
HIGH | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
1.8
|
5.9
|
Microsoft Corporation |
CWE ids for CVE-2021-42286
-
The product does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor.Assigned by: nvd@nist.gov (Primary)
References for CVE-2021-42286
-
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-42286
CVE-2021-42286 - Security Update Guide - Microsoft - Windows Core Shell SI Host Extension Framework for Composable Shell Elevation of Privilege VulnerabilityPatch;Vendor Advisory
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