Detections
Analytics
Security Updates for Microsoft Excel Products (April 2021)
high Nessus Plugin ID 148470
Language:
Synopsis
The Microsoft Excel Products are affected by multiple vulnerabilities.Description
The Microsoft Excel Products are missing security updates. It is, therefore, affected by multiple vulnerabilities :- Microsoft Office Remote Code Execution Vulnerability (CVE-2021-28449)
- Microsoft Excel Remote Code Execution Vulnerability (CVE-2021-28451, CVE-2021-28454, CVE-2021-28456) Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.
Solution
Microsoft has released the following security updates to address this issue:-KB3017810
-KB4504721
-KB4504735 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/3017810
Plugin Details
Severity: High
ID: 148470
File Name: smb_nt_ms21_apr_excel.nasl
Version: 1.7
Type: local
Agent: windows
Family: Windows : Microsoft Bulletins
Published: 4/13/2021
Updated: 1/4/2024
Supported Sensors: Nessus Agent, 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-2021-28454
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:excel
Required KB Items: SMB/MS_Bulletin_Checks/Possible
Exploit Ease: No known exploits are available
Patch Publication Date: 4/13/2021
Vulnerability Publication Date: 4/13/2021
Reference Information
CVE: CVE-2021-28449, CVE-2021-28451, CVE-2021-28454, CVE-2021-28456