PT-2021-6330 · Microsoft · Office Visio

Khangkito + 1 · Published 2021-09-14 · Updated 2023-12-28 · CVE-2021-38653

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

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

Description The issue is related to a buffer overflow in memory, allowing an attacker to execute arbitrary code. This is associated with the parsing of EMF files.

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

RCE

Memory Corruption

Weakness Enumeration

CWE-787

Related Identifiers

BDU:2022-01334

CVE-2021-38653

ZDI-21-1079

Affected Products

Office Visio

References · 10

• https://osv.dev/vulnerability/CVE-2021-38653 · Vendor Advisory
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-38653 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-38653 · Security Note
• https://zerodayinitiative.com/advisories/ZDI-21-1079 · Security Note
• https://bdu.fstec.ru/vul/2022-01334 · Security Note
• https://msrc.microsoft.com/update-guide/en-US/vulnerability/CVE-2021-38653 · Vendor Advisory
• https://t.me/cvenotify/20955 · Telegram Post
• https://t.me/cvenotify/21420 · Telegram Post
• https://t.me/cvenotify/20958 · Telegram Post
• https://cybersecurity-help.cz/vdb/SB2021091444 · Note