PT-2021-4896 · Microsoft · Exchange Server

Published 2021-10-12 · Updated 2023-08-01 · CVE-2021-41350

Positive Technologies (AI Summary)

CVSS v3.1

6.5

Medium

Base vector

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

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

Description The issue is related to the lack of protection measures for the web page structure in Microsoft Exchange Server, which can be exploited by an attacker to perform cross-site scripting attacks using a specially crafted malicious link. This allows a remote attacker to affect the system.

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

XSS

Weakness Enumeration

CWE-79

Related Identifiers

BDU:2021-05631

CVE-2021-41350

Affected Products

Exchange Server

References · 8

• https://osv.dev/vulnerability/CVE-2021-41350 · Vendor Advisory
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-41350 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-41350 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-41350 · Security Note
• https://bdu.fstec.ru/vul/2021-05631 · Security Note
• https://msrc.microsoft.com/update-guide/en-US/vulnerability/CVE-2021-41350 · Vendor Advisory
• https://cybersecurity-help.cz/vdb/SB2021101214 · Note
• https://t.me/avleonovcom/922 · Telegram Post