Detections
Analytics
Security Updates for Microsoft Office Products (October 2020)
high Nessus Plugin ID 141418
Language:
Synopsis
The Microsoft Office Products are affected by multiple vulnerabilities.Description
The Microsoft Office Products are missing security updates. It is, therefore, affected by multiple vulnerabilities :- A remote code execution vulnerability exists in Microsoft Excel software when the software fails to properly handle objects in memory. An attacker who successfully exploited the vulnerability could run arbitrary code in the context of the current user. If the current user is logged on with administrative user rights, an attacker could take control of the affected system. An attacker could then install programs; view, change, or delete data; or create new accounts with full user rights. (CVE-2020-16929, CVE-2020-16930)
- A remote code execution vulnerability exists in Microsoft Office software when the software fails to properly handle objects in memory. An attacker who successfully exploited the vulnerability could run arbitrary code in the context of the current user. If the current user is logged on with administrative user rights, an attacker could take control of the affected system. An attacker could then install programs; view, change, or delete data; or create new accounts with full user rights. (CVE-2020-16954)
- A remote code execution vulnerability exists when the Microsoft Office Access Connectivity Engine improperly handles objects in memory. An attacker who successfully exploited this vulnerability could execute arbitrary code on a victim system.(CVE-2020-16957)
Solution
Microsoft has released the following security updates to address this issue:-KB4484417
-KB4484435
-KB4486682
-KB4486688
-KB4486700
For Office 365, Office 2016 C2R, or Office 2019, ensure automatic updates are enabled or open any office app and manually perform an update.
See Also
https://support.microsoft.com/en-us/help/4484417
https://support.microsoft.com/en-us/help/4484435
https://support.microsoft.com/en-us/help/4486682
Plugin Details
Severity: High
ID: 141418
File Name: smb_nt_ms20_oct_office.nasl
Version: 1.9
Type: local
Agent: windows
Family: Windows : Microsoft Bulletins
Published: 10/13/2020
Updated: 12/5/2022
Supported Sensors: Nessus
Risk Information
VPR
Risk Factor: Medium
Score: 6.7
CVSS v2
Risk Factor: High
Base Score: 9.3
Temporal Score: 6.9
Vector: CVSS2#AV:N/AC:M/Au:N/C:C/I:C/A:C
CVSS Score Source: CVE-2020-16957
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
Required KB Items: SMB/MS_Bulletin_Checks/Possible
Exploit Ease: No known exploits are available
Patch Publication Date: 10/13/2020
Vulnerability Publication Date: 10/13/2020
Reference Information
CVE: CVE-2020-16929, CVE-2020-16930, CVE-2020-16954, CVE-2020-16957