PT-2021-2624 · Microsoft · Office Web Apps Server+1

Published 2021-04-13 · Updated 2023-12-29 · CVE-2021-28451

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 Excel (affected versions not specified)

Description: The issue is related to errors in code generation management in Microsoft Office packages, including Microsoft Excel and Microsoft Office Web Apps Server. Exploitation of this issue may allow an attacker to execute arbitrary code using a specially crafted file.

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:2021-02114

CVE-2021-28451

Affected Products

Office Excel

Office Web Apps Server

References · 7

• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-28451 · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-28451 · Security Note
• https://osv.dev/vulnerability/CVE-2021-28451 · Vendor Advisory
• https://bdu.fstec.ru/vul/2021-02114 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2021-28451 · Security Note
• https://msrc.microsoft.com/update-guide/en-US/vulnerability/CVE-2021-28451 · Vendor Advisory
• https://t.me/cvenotify/65547 · Telegram Post