Spoofing attack in Microsoft Azure Active Directory B2C

1) Spoofing attack

EUVDB-ID: #VU86476

Risk: Medium

CVSSv3.1: 5.9 [CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2024-21381

CWE-ID: CWE-451 - User Interface (UI) Misrepresentation of Critical Information (Clickjacking, spoofing)

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform spoofing attack.

The vulnerability exists due to incorrect processing of user-supplied data in the Microsoft Azure Active Directory B2C. A remote user can spoof page content.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Microsoft Azure Active Directory B2C: All versions

CPE2.3

• cpe:2.3:a:microsoft:microsoft_azure_active_directory_b2c:*:*:*:*:*:*:*:*

External links

http://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-21381

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

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