Security Updates for Microsoft Office Online Server (May 2023)

high Nessus Plugin ID 175336

Synopsis

The Microsoft Office Web Apps installation on the remote host is missing a security update.

Description

The Microsoft Office Web Apps installation on the remote host is missing a security update. It is, therefore, affected by the following vulnerability:

- A remote code execution vulnerability. An attacker can exploit this to bypass authentication and execute unauthorized arbitrary commands.

Solution

Microsoft has released KB5002372 to address this issue.

See Also

https://support.microsoft.com/en-us/help/5002372

Plugin Details

Severity: High

ID: 175336

File Name: smb_nt_ms23_may_office_web.nasl

Version: 1.5

Type: local

Agent: windows

Published: 5/9/2023

Updated: 6/16/2023

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

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

CVSS Score Source: CVE-2023-24953

CVSS v3

Risk Factor: High

Base Score: 7.8

Temporal Score: 6.8

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

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

Vulnerability Information

CPE: cpe:/a:microsoft:office_web_apps

Required KB Items: SMB/MS_Bulletin_Checks/Possible

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 5/9/2023

Vulnerability Publication Date: 5/9/2023

Reference Information

CVE: CVE-2023-24953

IAVA: 2023-A-0245-S

MSFT: MS23-5002372

MSKB: 5002372