Main Vulnerability Database Vulnerabilities #VU88377

Double Free in Microsoft 365 Apps for Enterprise and Microsoft Office LTSC - CVE-2024-26257

Published: April 10, 2024

Vulnerability identifier: #VU88377

CSH Severity: High

CVSS v4: 8.4 [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]

CVE-ID: CVE-2024-26257

CWE-ID: CWE-415

Exploitation vector: Remote access

Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error in Microsoft Excel. A remote attacker can trick a victim to open a specially crafted file, trigger double free error and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Affected software

Microsoft 365 Apps for Enterprise
Microsoft Office LTSC

How to mitigate CVE-2024-26257

Install updates from vendor's website.

External References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-26257

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