Security Updates for Microsoft Exchange Server (February 2021)

medium Nessus Plugin ID 146343

Synopsis

The Microsoft Exchange Server installed on the remote host is affected by a spoofing vulnerability.

Description

The Microsoft Exchange Server installed on the remote host is missing security updates. It is, therefore, affected by a spoofing vulnerability:

- A spoofing vulnerability exists. An attacker can exploit this to perform actions with the privileges of another user. (CVE-2021-24085)

Solution

Microsoft has released the following security updates to address this issue:
-KB4602269

See Also

http://www.nessus.org/u?3d7c1580

Plugin Details

Severity: Medium

ID: 146343

File Name: smb_nt_ms21_feb_exchange.nasl

Version: 1.12

Type: local

Agent: windows

Published: 2/9/2021

Updated: 6/6/2024

Supported Sensors: Frictionless Assessment Agent, Nessus

Risk Information

VPR

Risk Factor: High

Score: 7.6

CVSS v2

Risk Factor: Medium

Base Score: 6

Temporal Score: 5.2

Vector: CVSS2#AV:N/AC:M/Au:S/C:P/I:P/A:P

CVSS Score Source: CVE-2021-24085

CVSS v3

Risk Factor: Medium

Base Score: 6.5

Temporal Score: 6.2

Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L

Temporal Vector: CVSS:3.0/E:H/RL:O/RC:C

Vulnerability Information

CPE: cpe:/a:microsoft:exchange_server:2016, cpe:/a:microsoft:exchange_server:2019

Required KB Items: SMB/MS_Bulletin_Checks/Possible

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 2/9/2021

Vulnerability Publication Date: 2/9/2021

Reference Information

CVE: CVE-2021-24085

IAVA: 2021-A-0069-S

MSFT: MS21-4602269

MSKB: 4602269