Vulnerability Details : CVE-2023-21757
Windows Layer 2 Tunneling Protocol (L2TP) Denial of Service Vulnerability
Vulnerability category: Denial of service
Products affected by CVE-2023-21757
- cpe:2.3:o:microsoft:windows_server_2008:-:sp2:*:*:*:*:*:*
- cpe:2.3:o:microsoft:windows_server_2008:r2:sp1:*:*:*:*:x64:*
- cpe:2.3:o:microsoft:windows_7:-:sp1:*:*:*:*:*:*
- 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:-:*:*:*:*:*:*:*
- cpe:2.3:o:microsoft:windows_rt_8.1:-:*:*:*:*:*:*:*
- cpe:2.3:o:microsoft:windows_10:-:*:*:*:*:*:*:*
- cpe:2.3:o:microsoft:windows_10:1607:*:*:*:*:*:*:*
- cpe:2.3:o:microsoft:windows_10:1809:*:*:*:*:*:*:*
- cpe:2.3:o:microsoft:windows_10:20h2:*:*:*:*:*:*:*
- cpe:2.3:o:microsoft:windows_10:21h2:*:*:*:*:*:*:*
- cpe:2.3:o:microsoft:windows_10:22h2:*:*:*:*:*:*:*
- 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:-:*:*:*:*:*:arm64:*
- cpe:2.3:o:microsoft:windows_11:-:*:*:*:*:*:x64:*
- cpe:2.3:o:microsoft:windows_11:22h2:*:*:*:*:*:arm64:*
- cpe:2.3:o:microsoft:windows_11:22h2:*:*:*:*:*:x64:*
- cpe:2.3:o:microsoft:windows_11:21h2:*:*:*:*:*:x64:*
- cpe:2.3:o:microsoft:windows_11:21h2:*:*:*:*:*:arm64:*
Exploit prediction scoring system (EPSS) score for CVE-2023-21757
0.42%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 74 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2023-21757
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
7.5
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
3.9
|
3.6
|
Microsoft Corporation |
CWE ids for CVE-2023-21757
-
The product dereferences a pointer that it expects to be valid but is NULL.Assigned by: secure@microsoft.com (Secondary)
References for CVE-2023-21757
-
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-21757
CVE-2023-21757 - Security Update Guide - Microsoft - Windows Layer 2 Tunneling Protocol (L2TP) Denial of Service Vulnerability
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