SB20241210110 - Multiple vulnerabilities in Microsoft Office

Description

This security bulletin contains information about 3 secuirty vulnerabilities.

1) Improper access control (CVE-ID: CVE-2024-43600)

The vulnerability allows a local user to gain unauthorized access to otherwise restricted functionality.

The vulnerability exists due to improper access restrictions in Microsoft Office. A local user can bypass implemented security restrictions and gain elevated privileges on the target system.

2) Link following (CVE-ID: CVE-2024-49059)

The vulnerability allows a local user to compromise the target system.

The vulnerability exists due to insecure link following in Microsoft Office. A local user can win a race condition and gain elevated privileges on the system.

3) Out-of-bounds read (CVE-ID: CVE-2024-49065)

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

The vulnerability exists due to a boundary condition in Microsoft Office. A remote attacker can trigger an out-of-bounds read error and cause a denial of service condition on the system.

Remediation

Install update from vendor's website.

References

• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2024-43600
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2024-49059
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2024-49065