PT-2021-4393 · Microsoft · Office Excel+1

Dio0305 · Published 2021-10-12 · Updated 2023-08-01 · CVE-2021-40473

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 Excel (affected versions not specified)

Description The issue is related to incorrect code generation management in Microsoft Excel, allowing a remote attacker to potentially elevate their privileges. This can enable remote attackers to execute arbitrary code.

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:2021-05023

CVE-2021-40473

Affected Products

Office Excel

Office

References · 9

• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-40473 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2021-40473 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-40473 · Security Note
• https://safe-surf.ru/specialists/bulletins-nkcki/670477 · Security Note
• https://bdu.fstec.ru/vul/2021-05023 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-40473 · Security Note
• https://cybersecurity-help.cz/vdb/SB2021101217 · Note
• http://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-40473 · Note
• https://t.me/cibsecurity/30480 · Telegram Post