Security Updates for Exchange (May 2022)

high Nessus Plugin ID 161054

Synopsis

The Microsoft Exchange Server installed on the remote host is affected by an elevation of privilege vulnerability.

Description

The Microsoft Exchange Server installed on the remote host is missing security updates. It is, therefore, affected by an elevation of privilege vulnerability.
An attacker can exploit this to gain elevated privileges.

Note: Additional security hardening measures, described in the kb article, are required in addition to the installation of the update. Nessus is unable to determine if these measures have been applied.

Solution

Microsoft has released the following security updates to address this issue:
-KB5014260
-KB5014261

See Also

https://support.microsoft.com/en-us/help/5014260

https://support.microsoft.com/en-us/help/5014261

Plugin Details

Severity: High

ID: 161054

File Name: smb_nt_ms22_may_exchange.nasl

Version: 1.4

Type: local

Agent: windows

Published: 5/11/2022

Updated: 5/19/2022

Risk Information

VPR

Risk Factor: High

Score: 8.1

CVSS v2

Risk Factor: High

Base Score: 7.2

Temporal Score: 5.3

Vector: CVSS2#AV:L/AC:L/Au:N/C:C/I:C/A:C

Temporal Vector: CVSS2#E:U/RL:OF/RC:C

CVSS Score Source: CVE-2022-21978

CVSS v3

Risk Factor: High

Base Score: 8.2

Temporal Score: 7.1

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

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

Vulnerability Information

CPE: cpe:2.3:a:microsoft:exchange_server:*:*:*:*:*:*:*:*

Required KB Items: SMB/MS_Bulletin_Checks/Possible

Exploit Ease: No known exploits are available

Patch Publication Date: 5/10/2022

Vulnerability Publication Date: 5/10/2022

Reference Information

CVE: CVE-2022-21978

MSKB: 5014260, 5014261

MSFT: MS22-5014260, MS22-5014261

IAVA: 2022-A-0194