June 4, 2025
Proactive Defense: The Importance of Incident Response Planning in Cybersecurity
Rewterz Threat Advisory – CVE-2023-36766 – Microsoft Excel Vulnerability
September 13, 2023
Rewterz Threat Alert – Lumma Stealer Malware aka LummaC – Active IOCs
September 13, 2023
Rewterz Threat Advisory – CVE-2023-36766 – Microsoft Excel Vulnerability
September 13, 2023
Rewterz Threat Alert – Lumma Stealer Malware aka LummaC – Active IOCs
September 13, 2023
Severity
Medium
Analysis Summary
CVE-2023-36761 CVSS:6.2
Microsoft Word could allow a local attacker to obtain sensitive information. By sending a specially crafted request, an attacker could exploit this vulnerability to obtain sensitive information, and use this information to launch further attacks against the affected system.
CVE-2023-36762 CVSS:7.3
Microsoft Word could allow a remote attacker to execute arbitrary code on the system. By persuading a victim to open a specially crafted file, an attacker could exploit this vulnerability to execute arbitrary code on the system.
Impact
- Information Disclosure
- Code Execution
Indicators Of Compromise
CVE
- CVE-2023-36761
- CVE-2023-36762
Affected Vendors
Microsoft
Affected Products
- Microsoft Word 2016 x32
- Microsoft Word 2016 x64
- Microsoft SharePoint Enterprise Server 2016
- Microsoft Office 2019 x32
- Microsoft Office 2019 x64
- Microsoft Office 2019 Mac
- Microsoft 365 Apps for Enterprise x32
- Microsoft 365 Apps for Enterprise x64
- Microsoft Office LTSC 2021 x32
- Microsoft Office LTSC 2021 x64
- Microsoft Office LTSC for Mac 2021
Remediation
Use Microsoft Automatic Update to apply the appropriate patch for your system, or the Microsoft Security Update Guide to search for available patches.
