Multiple vulnerabilities in Microsoft .NET and Visual Studio

Published: 2024-10-09

Risk	High
Patch available	YES
Number of vulnerabilities	2
CVE-ID	CVE-2024-43485 CVE-2024-38229
CWE-ID	CWE-407 CWE-416
Exploitation vector	Network
Public exploit	N/A
Vulnerable software	Visual Studio Universal components / Libraries / Software for developers .NET Other software / Other software solutions
Vendor	Microsoft

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Inefficient Algorithmic Complexity

EUVDB-ID: #VU98267

Risk: Medium

CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2024-43485

CWE-ID: CWE-407 - Inefficient Algorithmic Complexity

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to inefficient algorithmic complexity in .NET and Visual Studio. A remote attacker can pass specially crafted input to the application and perform a denial of service (DoS) attack.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Visual Studio: 2022 version 17.6 - 2022 version 17.11

.NET: 6.0.0 - 8.0.0

CPE2.3

External links

http://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-43485

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

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

2) Use-after-free

EUVDB-ID: #VU98266

Risk: High

CVSSv3.1: 7.1 [CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2024-38229

CWE-ID: CWE-416 - Use After Free