PT-2021-5691 · Microsoft · Office Online Server

Pio · Published 2021-07-13 · Updated 2023-12-28 · CVE-2021-34451

Positive Technologies (AI Summary)

CVSS v3.1

5.3

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions Microsoft Office Online Server (affected versions not specified)

Description The issue is related to errors in the representation of information by the user interface of the Office Online Server. It may allow a remote attacker to conduct spoofing attacks.

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

UI Misrepresentation of Critical Information

Weakness Enumeration

CWE-451

Related Identifiers

BDU:2022-00130

CVE-2021-34451

Affected Products

Office Online Server

References · 5

• https://nvd.nist.gov/vuln/detail/CVE-2021-34451 · Security Note
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-34451 · Vendor Advisory
• https://bdu.fstec.ru/vul/2022-00130 · Security Note
• https://msrc.microsoft.com/update-guide/en-US/vulnerability/CVE-2021-34451 · Vendor Advisory
• https://cybersecurity-help.cz/vdb/SB2021071348 · Note