SB2024041021 - Multiple vulnerabilities in Microsoft Windows Kerberos

Description

This security bulletin contains information about 2 secuirty vulnerabilities.

1) NULL pointer dereference (CVE-ID: CVE-2024-26183)

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

The vulnerability exists due to a NULL pointer dereference error in Windows Kerberos. A remote user can pass specially crafted data to the application and perform a denial of service (DoS) attack.

2) Incorrect Implementation of Authentication Algorithm (CVE-ID: CVE-2024-26248)

The vulnerability allows a remote attacker to escalate privileges.

The vulnerability exists due to incorrect implementation of authentication algorithm in Windows Kerberos. A remote user can gain elevated privileges on the target system.

Remediation

Install update from vendor's website.

References

• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-26183
• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-26248