Vulnerability identifier: #VU77239

Vulnerability risk: High

CVSSv3.1: 7.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-24895

CWE-ID: CWE-20

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Microsoft .NET Framework
Server applications / Frameworks for developing and running applications
Visual Studio
Universal components / Libraries / Software for developers
.NET
Other software / Other software solutions

Vendor: Microsoft

Description

The vulnerability allows a remote attacker to execute arbitrary code on the system.

The vulnerability exists due to insufficient validation of user-supplied input in .NET, .NET Framework, and Visual Studio. A remote attacker can trick a victim to open a specially crafted file and execute arbitrary code on the target system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Microsoft .NET Framework: 4.8, 2.0, 3.0 - 3.0 Service Pack 2, 3.5, 3.5.1, 4.6.2, 4.8.1, 4.7.2, 4.7.1, 4.7

Visual Studio: 17.6.0 17.6.33712.159, 17.2.0 17.2.32505.173, 17.0.0 17.0.31903.59, 17.4.0 17.4.33103.184

.NET: 7.0.0, 6.0.0

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External links
http://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2023-24895

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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.