Vulnerability Details : CVE-2023-21687
HTTP.sys Information Disclosure Vulnerability
Vulnerability category: Information leak
Products affected by CVE-2023-21687
- 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:*:*:*:*:*:*:arm64:*
- cpe:2.3:o:microsoft:windows_11_22h2:*:*:*:*:*:*:x64:*
Exploit prediction scoring system (EPSS) score for CVE-2023-21687
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-2023-21687
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
5.5
|
MEDIUM | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N |
1.8
|
3.6
|
Microsoft Corporation |
CWE ids for CVE-2023-21687
-
The product reads data past the end, or before the beginning, of the intended buffer.Assigned by: secure@microsoft.com (Secondary)
-
The product exposes a resource to the wrong control sphere, providing unintended actors with inappropriate access to the resource.Assigned by: nvd@nist.gov (Primary)
References for CVE-2023-21687
-
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-21687
CVE-2023-21687 - Security Update Guide - Microsoft - HTTP.sys Information Disclosure VulnerabilityPatch;Vendor Advisory
Jump to