CVE-2020-17019 – Microsoft Excel Remote Code Execution Vulnerability
https://notcve.org/view.php?id=CVE-2020-17019
Microsoft Excel Remote Code Execution Vulnerability Vulnerabilidad de Ejecución Remota de Código de Microsoft Excel Este ID de CVE es diferente de CVE-2020-17064, CVE-2020-17065, CVE-2020-17066 This vulnerability allows remote attackers to execute arbitrary code on affected installations of Microsoft Excel. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the parsing of XLS files. The issue results from the lack of validating the existence of an object prior to performing further free operations on the object. An attacker can leverage this vulnerability to execute code in the context of the current process. • https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-17019 • CWE-415: Double Free •
CVE-2020-16954 – Microsoft Office Remote Code Execution Vulnerability
https://notcve.org/view.php?id=CVE-2020-16954
<p>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. Users whose accounts are configured to have fewer user rights on the system could be less impacted than users who operate with administrative user rights. • https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-16954 •
CVE-2020-16949 – Microsoft Outlook Denial of Service Vulnerability
https://notcve.org/view.php?id=CVE-2020-16949
<p>A denial of service vulnerability exists in Microsoft Outlook software when the software fails to properly handle objects in memory. An attacker who successfully exploited the vulnerability could cause a remote denial of service against a system.</p> <p>Exploitation of the vulnerability requires that a specially crafted email be sent to a vulnerable Outlook server.</p> <p>The security update addresses the vulnerability by correcting how Microsoft Outlook handles objects in memory.</p> Se presenta una vulnerabilidad de denegación de servicio en el software Microsoft Outlook cuando el software presenta un fallo al manejar apropiadamente objetos en memoria, también se conoce como "Microsoft Outlook Denial of Service Vulnerability" • https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-16949 • CWE-401: Missing Release of Memory after Effective Lifetime •
CVE-2020-16932 – Microsoft Excel Remote Code Execution Vulnerability
https://notcve.org/view.php?id=CVE-2020-16932
<p>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. Users whose accounts are configured to have fewer user rights on the system could be less impacted than users who operate with administrative user rights. • https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-16932 https://www.zerodayinitiative.com/advisories/ZDI-20-1253 • CWE-908: Use of Uninitialized Resource CWE-909: Missing Initialization of Resource •
CVE-2020-16933 – Microsoft Word Security Feature Bypass Vulnerability
https://notcve.org/view.php?id=CVE-2020-16933
<p>A security feature bypass vulnerability exists in Microsoft Word software when it fails to properly handle .LNK files. An attacker who successfully exploited the vulnerability could use a specially crafted file to perform actions in the security context of the current user. For example, the file could then take actions on behalf of the logged-on user with the same permissions as the current user.</p> <p>To exploit the vulnerability, a user must open a specially crafted file with an affected version of Microsoft Word software. In an email attack scenario, an attacker could exploit the vulnerability by sending the specially crafted file to the user and convincing the user to open the file. • https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-16933 •