SB20240910135 - Privilege escalation in Microsoft Excel



SB20240910135 - Privilege escalation in Microsoft Excel

Published: September 10, 2024

Security Bulletin ID SB20240910135
CSH Severity
High
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Remote access
Highest impact Code execution

Breakdown by Severity

High 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 vulnerability.


1) Use-after-free (CVE-ID: CVE-2024-43465)

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 when in Microsoft Excel. A remote attacker can trick a victim to open a specially crafted file and gain elevated privileges on the system.


Remediation

Install update from vendor's website.