PT-2021-4698 · Microsoft · Exchange Server

Published 2021-10-12 · Updated 2023-08-01 · CVE-2021-41348

Positive Technologies (AI Summary)

CVSS v3.1

8.0

High

Base vector

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

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

Description The issue is related to insufficient access restrictions in Microsoft Exchange Server, which can be exploited to elevate privileges. This allows an attacker to affect the system. No information is provided about the estimated number of potentially affected devices or real-world incidents where this issue was exploited.

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

LPE

Improper Privilege Management

Weakness Enumeration

CWE-264

CWE-269

Related Identifiers

BDU:2021-05401

CVE-2021-41348

Affected Products

Exchange Server

References · 7

• https://msrc.microsoft.com/update-guide/en-US/vulnerability/CVE-2021-41348 · Vendor Advisory
• https://bdu.fstec.ru/vul/2021-05401 · Security Note
• https://osv.dev/vulnerability/CVE-2021-41348 · Vendor Advisory
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-41348 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-41348 · Security Note
• https://cybersecurity-help.cz/vdb/SB2021101214 · Note
• https://t.me/avleonovcom/922 · Telegram Post