Security Updates for Microsoft PowerPoint Products (March 2021)

high Nessus Plugin ID 147216

Synopsis

The Microsoft PowerPoint Products are missing a security update.

Description

The Microsoft PowerPoint Products are 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. (CVE-2021-27056)

Solution

Microsoft has released the following security updates to address this issue:
-KB4493227
-KB4504702
-KB4493224

See Also

https://support.microsoft.com/en-us/help/4493227

https://support.microsoft.com/en-us/help/4504702

https://support.microsoft.com/en-us/help/4493224

Plugin Details

Severity: High

ID: 147216

File Name: smb_nt_ms21_mar_powerpoint.nasl

Version: 1.7

Type: local

Agent: windows

Published: 3/9/2021

Updated: 8/11/2023

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: Medium

Base Score: 6.8

Temporal Score: 5

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

CVSS Score Source: CVE-2021-27056

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:powerpoint

Required KB Items: SMB/MS_Bulletin_Checks/Possible

Exploit Ease: No known exploits are available

Patch Publication Date: 3/9/2021

Vulnerability Publication Date: 3/9/2021

Reference Information

CVE: CVE-2021-27056

IAVA: 2021-A-0128-S

MSFT: MS21-4493224, MS21-4493227, MS21-4504702

MSKB: 4493224, 4493227, 4504702