PT-2021-4421 · Microsoft · Sharepoint Server+1

Rskvp93 · Published 2021-10-12 · Updated 2023-08-01 · CVE-2021-40484

Positive Technologies (AI Summary)

CVSS v2.0

8.5

High

Base vector

AV:N/AC:L/Au:S/C:C/I:C/A:N

Name of the Vulnerable Software and Affected Versions Microsoft SharePoint (affected versions not specified)

Description The issue is related to a spoofing vulnerability in Microsoft SharePoint. It is associated with errors in the user interface's information display. Exploitation of this issue may allow a remote attacker to conduct spoofing attacks using a specially crafted request.

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:2021-05051

CVE-2021-40484

Affected Products

Sharepoint Server

Sharepoint Foundation

References · 8

• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-40484 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2021-40484 · Security Note
• https://osv.dev/vulnerability/CVE-2021-40484 · Vendor Advisory
• https://bdu.fstec.ru/vul/2021-05051 · Security Note
• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-40484 · Vendor Advisory
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-40484 · Vendor Advisory
• https://t.me/cibsecurity/30493 · Telegram Post
• https://cybersecurity-help.cz/vdb/SB2021101210 · Note