Vulnerability Details : CVE-2023-21555
Windows Layer 2 Tunneling Protocol (L2TP) Remote Code Execution Vulnerability
Vulnerability category: Execute code
Products affected by CVE-2023-21555
- cpe:2.3:o:microsoft:windows_server_2008:-:sp2:*:*:*:*:x64:*
- cpe:2.3:o:microsoft:windows_server_2008:-:sp2:*:*:*:*:x86:*
- cpe:2.3:o:microsoft:windows_server_2008:r2:sp1:*:*:*:*:x64:*
- 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_server_2016:-:*:*:*:*:*:*:*
- cpe:2.3:o:microsoft:windows_server_2019:-:*:*:*:*:*:*:*
- cpe:2.3:o:microsoft:windows_server_2022:-:*:*:*:*:*:*:*
- cpe:2.3:o:microsoft:windows_11_21h2:-:*:*:*:*:*:arm64:*
- cpe:2.3:o:microsoft:windows_11_21h2:-:*:*:*:*:*:x64:*
- cpe:2.3:o:microsoft:windows_11_22h2:-:*:*:*:*:*:x64:*
- cpe:2.3:o:microsoft:windows_11_22h2:-:*:*:*:*:*:arm64:*
- 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_1809:-:*:*:*:*:*:x64:*
- cpe:2.3:o:microsoft:windows_10_1809:-:*:*:*:*:*:arm64:*
- cpe:2.3:o:microsoft:windows_10_1809:-:*:*:*:*:*:x86:*
- cpe:2.3:o:microsoft:windows_10_21h2:-:*:*:*:*:*:x64:*
- cpe:2.3:o:microsoft:windows_10_21h2:-:*:*:*:*:*:arm64:*
- cpe:2.3:o:microsoft:windows_10_21h2:-:*:*:*:*:*:x86:*
- cpe:2.3:o:microsoft:windows_10_20h2:-:*:*:*:*:*:x64:*
- cpe:2.3:o:microsoft:windows_10_20h2:-:*:*:*:*:*:arm64:*
- cpe:2.3:o:microsoft:windows_10_20h2:-:*:*:*:*:*:x86:*
- cpe:2.3:o:microsoft:windows_10_22h2:-:*:*:*:*:*:x64:*
- cpe:2.3:o:microsoft:windows_10_22h2:-:*:*:*:*:*:arm64:*
- cpe:2.3:o:microsoft:windows_10_22h2:-:*:*:*:*:*:x86:*
Exploit prediction scoring system (EPSS) score for CVE-2023-21555
0.90%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 83 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2023-21555
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
8.1
|
HIGH | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H |
2.2
|
5.9
|
Microsoft Corporation |
CWE ids for CVE-2023-21555
-
The product checks the state of a resource before using that resource, but the resource's state can change between the check and the use in a way that invalidates the results of the check. This can cause the product to perform invalid actions when the resource is in an unexpected state.Assigned by: secure@microsoft.com (Secondary)
References for CVE-2023-21555
-
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-21555
CVE-2023-21555 - Security Update Guide - Microsoft - Windows Layer 2 Tunneling Protocol (L2TP) Remote Code Execution Vulnerability
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