Heap-based Buffer Overflow in Microsoft Office Affects Users
CVE-2025-24057

7.8HIGH

Key Information:

Vendor

Microsoft
Status
Microsoft Office 2019
Microsoft 365 Apps For Enterprise
Microsoft Office Ltsc For Mac 2021
Microsoft Office Ltsc 2021
Vendor
CVE Published:
11 March 2025

What is CVE-2025-24057?

A heap-based buffer overflow vulnerability in Microsoft Office could allow an unauthorized attacker to execute arbitrary code on the targeted system. This type of vulnerability typically arises when the application improperly handles memory allocation, allowing the attacker to manipulate program execution flow. Ensuring that you have the latest security patches and updates is crucial to mitigating the risk associated with this vulnerability.

Affected Version(s)

Microsoft 365 Apps for Enterprise 32-bit Systems 16.0.1

Microsoft Office 2016 32-bit Systems 16.0.0 < 16.0.5491.1001

Microsoft Office 2019 32-bit Systems 19.0.0

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE...
vendor-advisory

CVSS V3.1

Score:
7.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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CVE-2025-24057 : Heap-based Buffer Overflow in Microsoft Office Affects Users