Vulnerability Details : CVE-2021-26898
Windows Event Tracing Elevation of Privilege Vulnerability
Vulnerability category: Gain privilege
Products affected by CVE-2021-26898
- cpe:2.3:o:microsoft:windows_server_2008:r2:sp1:*:*:*:*:x64:*
- cpe:2.3:o:microsoft:windows_server_2008:sp2:*:*:*:*:*:*:*
- cpe:2.3:o:microsoft:windows_server_2008:sp2:*:*:*:*:x86:*:*
- cpe:2.3:o:microsoft:windows_7:-:sp1:*:*:-:*:x64:*
- cpe:2.3:o:microsoft:windows_7:-:sp1:*:*:-:*:x86:*
- cpe:2.3:o:microsoft:windows_server_2012:-:*:*:*:*:*:*:*
- cpe:2.3:o:microsoft:windows_server_2012:r2:*:*:*:-:*:-:*
- cpe:2.3:o:microsoft:windows_8.1:-:*:*:*:-:*:x64:*
- cpe:2.3:o:microsoft:windows_8.1:-:*:*:*:-:*:x86:*
- cpe:2.3:o:microsoft:windows_rt_8.1:-:*:*:*:*:*:*:*
- cpe:2.3:o:microsoft:windows_10:-:*:*:*:*:*:x64:*
- cpe:2.3:o:microsoft:windows_10:-:*:*:*:*:*:x86:*
- cpe:2.3:o:microsoft:windows_10:1607:*:*:*:*:*:x64:*
- cpe:2.3:o:microsoft:windows_10:1607:*:*:*:*:*:x86:*
- cpe:2.3:o:microsoft:windows_10:20h2:*:*:*:*:*:-:*
- cpe:2.3:o:microsoft:windows_10:1809:*:*:*:*:*:-:*
- cpe:2.3:o:microsoft:windows_10:1909:*:*:*:*:*:-:*
- cpe:2.3:o:microsoft:windows_10:2004:*:*:*:*:*:-:*
- cpe:2.3:o:microsoft:windows_server_2016:-:*:*:*:*:*:*:*
- cpe:2.3:o:microsoft:windows_server_2016:1909:*:*:*:*:*:*:*
- cpe:2.3:o:microsoft:windows_server_2016:20h2:*:*:*:*:*:*:*
- cpe:2.3:o:microsoft:windows_server_2016:2004:*:*:*:*:*:*:*
- cpe:2.3:o:microsoft:windows_server_2019:-:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-26898
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-2021-26898
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
7.2
|
HIGH | AV:L/AC:L/Au:N/C:C/I:C/A:C |
3.9
|
10.0
|
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 |
References for CVE-2021-26898
-
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-26898
CVE-2021-26898 - Security Update Guide - Microsoft - Windows Event Tracing Elevation of Privilege VulnerabilityPatch;Vendor Advisory
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