SB20241112157 - Multiple vulnerabilities in Microsoft Office Graphics

Description

This security bulletin contains information about 2 vulnerabilities.

1) Use-after-free (CVE-ID: CVE-2024-49032)

CWE-ID: CWE-416 - Use After Free

CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/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 Microsoft Office Graphics. A remote attacker can trick a victim to open a specially crafted pptx file and execute arbitrary code on the target system.

2) Out-of-bounds read (CVE-ID: CVE-2024-49031)

CWE-ID: CWE-125 - Out-of-bounds read

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

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to a boundary condition in Microsoft Office Graphics. A remote attacker can create a specially crafted file, trick the victim into opening it, trigger an out-of-bounds read error and read contents of memory on the system, leading to arbitrary code execution.

Remediation

Install update from vendor's website.

References

• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-49032
• https://www.zerodayinitiative.com/advisories/ZDI-24-1511/
• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-49031