PT-2021-4431 · Microsoft · Office Visio

Khangkito + 1 · Published 2021-10-12 · Updated 2023-08-01 · CVE-2021-40481

Positive Technologies (AI Summary)

CVSS v2.0

10

High

Base vector

AV:N/AC:L/Au:N/C:C/I:C/A:C

Name of the Vulnerable Software and Affected Versions Microsoft Office Visio (affected versions not specified)

Description The issue is related to a use-after-free vulnerability in Microsoft Office Visio, which can be exploited by a remote attacker to execute arbitrary code. This vulnerability is associated with the parsing of WMF files.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Use After Free

Weakness Enumeration

CWE-416

Related Identifiers

BDU:2021-05061

CVE-2021-40481

ZDI-21-1160

Affected Products

Office Visio

References · 8

• https://osv.dev/vulnerability/CVE-2021-40481 · Vendor Advisory
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-40481 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-40481 · Security Note
• https://bdu.fstec.ru/vul/2021-05061 · Security Note
• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-40481 · Vendor Advisory
• https://zerodayinitiative.com/advisories/ZDI-21-1160 · Security Note
• https://cybersecurity-help.cz/vdb/SB2021101219 · Note
• https://abf.rosa.ru/advisories/ROSA-SA-2025-2713 · Note