PT-2021-4370 · Microsoft · Office Word+1

Kdot · Published 2021-10-12 · Updated 2023-08-01 · CVE-2021-40486

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 Word (affected versions not specified)

Description The issue is related to incorrect code generation management in Microsoft Word, allowing a remote attacker to execute arbitrary code. This can be exploited by remote attackers, potentially leading to code execution. No information is provided about the estimated number of potentially affected devices worldwide or real-world incidents where this issue was exploited.

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

Code Injection

Weakness Enumeration

CWE-94

Related Identifiers

BDU:2021-05000

CVE-2021-40486

ZDI-21-1158

Affected Products

Office Word

Sharepoint Server

References · 12

• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-40486 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-40486 · Security Note
• https://bdu.fstec.ru/vul/2021-05000 · Security Note
• https://zerodayinitiative.com/advisories/ZDI-21-1158 · Security Note
• https://safe-surf.ru/specialists/bulletins-nkcki/670479 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-40486 · Security Note
• https://osv.dev/vulnerability/CVE-2021-40486 · Vendor Advisory
• https://t.me/true_secator/2209 · Telegram Post
• https://t.me/avleonovcom/922 · Telegram Post
• https://t.me/isacarusec/4535 · Telegram Post
• http://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-40486 · Note
• https://t.me/cibsecurity/30479 · Telegram Post