Improper Authentication in Microsoft Windows Netlogon



Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2024-38124
CWE-ID CWE-287
Exploitation vector Local network
Public exploit N/A
Vulnerable software
 Windows Server
Operating systems & Components / Operating system

Vendor Microsoft

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Improper Authentication

EUVDB-ID: #VU98220

Risk: Medium

CVSSv4.0: 6.1 [CVSS:4.0/AV:A/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2024-38124

CWE-ID: CWE-287 - Improper Authentication

Exploit availability: No

Description

The vulnerability allows a remote attacker to bypass authentication process.

The vulnerability exists due to an error when processing authentication requests in Windows Netlogon. A remote user on the local network can bypass authentication process and gain elevated privileges on the system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Windows Server: before

CPE2.3 External links

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-38124


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the local network (LAN).

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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