CVE-2023-21768

Windows Ancillary Function Driver for WinSock Elevation of Privilege Vulnerability

Severity Score

7.8

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

Windows Ancillary Function Driver for WinSock Elevation of Privilege Vulnerability

Controlador de función auxiliar de Windows para la vulnerabilidad de elevación de privilegios de WinSock

*Credits: N/A

CVSS Scores

Microsoftv3.1 7.8

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2022-12-13 CVE Reserved
2023-01-10 CVE Published
2023-01-10 First Exploit
2024-08-02 CVE Updated
2024-08-02 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date

CWE

CWE-822: Untrusted Pointer Dereference

CAPEC

References (8)

URL	Tag	Source

URL	Date	SRC
https://github.com/zoemurmure/CVE-2023-21768-AFD-for-WinSock-EoP-exploit	2023-04-21
https://github.com/Malwareman007/CVE-2023-21768	2023-08-27
https://github.com/3yujw7njai/CVE-2023-21768-POC	2023-03-22
https://github.com/xboxoneresearch/CVE-2023-21768-dotnet	2024-08-13
https://github.com/h1bAna/CVE-2023-21768	2023-04-05
https://github.com/Ha0-Y/CVE-2023-21768	2024-04-07
https://raw.githubusercontent.com/rapid7/metasploit-framework/master/modules/exploits/windows/local/cve_2023_21768_afd_lpe.rb	2023-01-10

URL	Date	SRC

URL	Date	SRC
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-21768	2024-05-29

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Microsoft Search vendor "Microsoft"		Windows 11 Search vendor "Microsoft" for product "Windows 11"				21h2 Search vendor "Microsoft" for product "Windows 11" and version "21h2"		arm64		Affected
Microsoft Search vendor "Microsoft"		Windows 11 Search vendor "Microsoft" for product "Windows 11"				21h2 Search vendor "Microsoft" for product "Windows 11" and version "21h2"		x64		Affected
Microsoft Search vendor "Microsoft"		Windows 11 Search vendor "Microsoft" for product "Windows 11"				22h2 Search vendor "Microsoft" for product "Windows 11" and version "22h2"		arm64		Affected
Microsoft Search vendor "Microsoft"		Windows 11 Search vendor "Microsoft" for product "Windows 11"				22h2 Search vendor "Microsoft" for product "Windows 11" and version "22h2"		x64		Affected
Microsoft Search vendor "Microsoft"		Windows Server 2022 Search vendor "Microsoft" for product "Windows Server 2022"				-		-		Affected