Remote code execution in Microsoft Office Graphics



Published: 2023-11-14 | Updated: 2023-12-08
Risk High
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2023-36045
CWE-ID CWE-20
Exploitation vector Network
Public exploit N/A
Vulnerable software
Subscribe
Microsoft Office LTSC 2021
Other software / Other software solutions

Microsoft Office
Client/Desktop applications / Office applications

Microsoft 365 Apps for Enterprise
Client/Desktop applications / Office applications

Vendor Microsoft

Security Bulletin

This security bulletin contains one high risk vulnerability.

1) Input validation error

EUVDB-ID: #VU83062

Risk: High

CVSSv3.1: 7.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-36045

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

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

The vulnerability exists due to insufficient validation of user-supplied input in Microsoft Office Graphics. A remote attacker can pass specially crafted input to the application and execute arbitrary code on the target system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Microsoft Office LTSC 2021: 32 bit editions - 2021 for Mac

Microsoft Office: 2019

Microsoft 365 Apps for Enterprise: 32-bit Systems - 64-bit Systems

External links

http://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-36045
http://www.zerodayinitiative.com/advisories/ZDI-23-1638/


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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