PT-2021-5657 · Microsoft · Office+1

Ben Faull · Published 2021-07-13 · Updated 2023-12-28 · CVE-2021-34469

Positive Technologies (AI Summary)

CVSS v3.1

8.2

High

Base vector

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

Name of the Vulnerable Software and Affected Versions Microsoft Office (affected versions not specified) Microsoft 365 Apps for Enterprise (affected versions not specified)

Description The issue is related to a security feature bypass in Microsoft Office, which can be exploited by a remote attacker to bypass security restrictions and elevate privileges. This can affect the system.

Recommendations For Microsoft Office, consider restricting access to sensitive features until a patch is available. For Microsoft 365 Apps for Enterprise, avoid using vulnerable authentication mechanisms until the issue is resolved. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Incorrect Authorization

Weakness Enumeration

CWE-863

CWE-254

Related Identifiers

BDU:2022-00096

CVE-2021-34469

Affected Products

365 Apps For Enterprise

Office

References · 8

• https://osv.dev/vulnerability/CVE-2021-34469 · Vendor Advisory
• https://safe-surf.ru/specialists/bulletins-nkcki/667243 · Security Note
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-34469 · Vendor Advisory
• https://msrc.microsoft.com/update-guide/en-US/vulnerability/CVE-2021-34469 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-34469 · Security Note
• https://bdu.fstec.ru/vul/2022-00096 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-34469 · Security Note
• https://cybersecurity-help.cz/vdb/SB2021071383 · Note