SB2024100927 - Multiple vulnerabilities in Microsoft .NET and Visual Studio

Description

This security bulletin contains information about 2 vulnerabilities.

1) Inefficient Algorithmic Complexity (CVE-ID: CVE-2024-43485)

CWE-ID: CWE-407 - Inefficient Algorithmic Complexity

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green

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.

2) Use-after-free (CVE-ID: CVE-2024-38229)

CWE-ID: CWE-416 - Use After Free

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a use-after-free error in .NET and Visual Studio. A remote attacker can execute arbitrary code on the target system.

Remediation

Install update from vendor's website.

References

• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-43485
• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-38229