Vulnerabilities (CVE)

Filtered by vendor Microsoft Subscribe
Filtered by product Windows 8.1
Total 2876 CVE
CVE Vendors Products Updated CVSS v2 CVSS v3
CVE-2020-1012 1 Microsoft 9 Internet Explorer, Windows 10, Windows 7 and 6 more 2023-12-31 6.8 MEDIUM 8.8 HIGH
<p>An elevation of privilege vulnerability exists in the way that the Wininit.dll handles objects in memory. An attacker who successfully exploited the vulnerability could execute code with elevated permissions.</p> <p>There are multiple ways an attacker could exploit the vulnerability:</p> <ul> <li><p>In a web-based attack scenario, an attacker could host a specially crafted website that is designed to exploit this vulnerability and then convince a user to view the website. An attacker would have no way to force users to view the attacker-controlled content. Instead, an attacker would have to convince users to take action, typically by getting them to click a link in an email message or in an Instant Messenger message that takes users to the attacker's website, or by opening an attachment sent through email.</p> </li> <li><p>In a file sharing attack scenario, an attacker could provide a specially crafted document file that is designed to exploit this vulnerability, and then convince a user to open the document file.</p> </li> </ul> <p>The security update addresses the vulnerability by ensuring the Wininit.dll properly handles objects in memory.</p>
CVE-2020-0921 1 Microsoft 8 Windows 10, Windows 7, Windows 8.1 and 5 more 2023-12-31 2.1 LOW 5.5 MEDIUM
Microsoft Graphics Component Denial of Service Vulnerability
CVE-2020-0838 1 Microsoft 7 Windows 10, Windows 8.1, Windows Rt 8.1 and 4 more 2023-12-31 7.2 HIGH 7.8 HIGH
<p>An elevation of privilege vulnerability exists when NTFS improperly checks access. An attacker who successfully exploited this vulnerability could run processes in an elevated context.</p> <p>To exploit the vulnerability, an attacker would first have to log on to the system, and then run a specially crafted application to take control over the affected system.</p> <p>The security update addresses the vulnerability by correcting how NTFS checks access.</p>
CVE-2020-0998 1 Microsoft 6 Windows 10, Windows 8.1, Windows Rt 8.1 and 3 more 2023-12-31 7.2 HIGH 7.8 HIGH
<p>An elevation of privilege vulnerability exists when the Windows Graphics Component improperly handles objects in memory. An attacker who successfully exploited this vulnerability could run processes in an elevated context.</p> <p>In a local attack scenario, an attacker could exploit this vulnerability by running a specially crafted application to take control over the affected system.</p> <p>The update addresses the vulnerability by correcting the way in which the Microsoft Graphics Component handles objects in memory and preventing unintended elevation from user mode.</p>
CVE-2020-16937 1 Microsoft 9 .net Framework, Windows 10, Windows 7 and 6 more 2023-12-31 4.3 MEDIUM 4.7 MEDIUM
<p>An information disclosure vulnerability exists when the .NET Framework improperly handles objects in memory. An attacker who successfully exploited the vulnerability could disclose contents of an affected system's memory.</p> <p>To exploit the vulnerability, an authenticated attacker would need to run a specially crafted application.</p> <p>The update addresses the vulnerability by correcting how the .NET Framework handles objects in memory.</p>
CVE-2020-16949 1 Microsoft 11 365 Apps, Office, Outlook and 8 more 2023-12-31 5.0 MEDIUM 4.7 MEDIUM
<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>
CVE-2020-16891 1 Microsoft 7 Windows 10, Windows 7, Windows 8.1 and 4 more 2023-12-31 7.2 HIGH 8.8 HIGH
<p>A remote code execution vulnerability exists when Windows Hyper-V on a host server fails to properly validate input from an authenticated user on a guest operating system. To exploit the vulnerability, an attacker could run a specially crafted application on a guest operating system that could cause the Hyper-V host operating system to execute arbitrary code.</p> <p>An attacker who successfully exploited the vulnerability could execute arbitrary code on the host operating system.</p> <p>The security update addresses the vulnerability by correcting how Hyper-V validates guest operating system user input.</p>
CVE-2020-16933 1 Microsoft 11 365 Apps, Office, Windows 10 and 8 more 2023-12-31 6.8 MEDIUM 7.0 HIGH
<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. In a web-based attack scenario, an attacker could host a website (or leverage a compromised website that accepts or hosts user-provided content) that contains a specially crafted file that is designed to exploit the vulnerability. However, an attacker would have no way to force the user to visit the website. Instead, an attacker would have to convince the user to click a link, typically by way of an enticement in an email or Instant Messenger message, and then convince the user to open the specially crafted file.</p> <p>The security update addresses the vulnerability by correcting how Microsoft Word handles these files.</p>
CVE-2020-16923 1 Microsoft 8 Windows 10, Windows 7, Windows 8.1 and 5 more 2023-12-31 6.8 MEDIUM 7.8 HIGH
<p>A remote code execution vulnerability exists in the way that Microsoft Graphics Components handle objects in memory. An attacker who successfully exploited the vulnerability could execute arbitrary code on a target system.</p> <p>To exploit the vulnerability, a user would have to open a specially crafted file.</p> <p>The security update addresses the vulnerability by correcting how Microsoft Graphics Components handle objects in memory.</p>
CVE-2020-16914 1 Microsoft 8 Windows 10, Windows 7, Windows 8.1 and 5 more 2023-12-31 2.1 LOW 5.5 MEDIUM
<p>An information disclosure vulnerability exists in the way that the Windows Graphics Device Interface Plus (GDI+) handles objects in memory, allowing an attacker to retrieve information from a targeted system. By itself, the information disclosure does not allow arbitrary code execution; however, it could allow arbitrary code to be run if the attacker uses it in combination with another vulnerability.</p> <p>To exploit this vulnerability, an attacker would have to log on to an affected system and run a specially crafted application.</p> <p>The security update addresses the vulnerability by correcting how GDI+ handles memory addresses.</p>
CVE-2020-16920 1 Microsoft 8 Windows 10, Windows 7, Windows 8.1 and 5 more 2023-12-31 4.6 MEDIUM 7.8 HIGH
<p>An elevation of privilege vulnerability exists when the Windows Application Compatibility Client Library improperly handles registry operations. An attacker who successfully exploited this vulnerability could gain elevated privileges.</p> <p>To exploit the vulnerability, an attacker would first need code execution on a victim system. An attacker could then run a specially crafted application.</p> <p>The security update addresses the vulnerability by ensuring the Windows Application Compatibility Client Library properly handles registry operations.</p>
CVE-2020-16927 1 Microsoft 6 Windows 10, Windows 8.1, Windows Rt 8.1 and 3 more 2023-12-31 7.8 HIGH 7.5 HIGH
<p>A denial of service vulnerability exists in Remote Desktop Protocol (RDP) when an attacker connects to the target system using RDP and sends specially crafted requests. An attacker who successfully exploited this vulnerability could cause the RDP service on the target system to stop responding.</p> <p>To exploit this vulnerability, an attacker would need to run a specially crafted application against a server which provides Remote Desktop Protocol (RDP) services.</p> <p>The update addresses the vulnerability by correcting how RDP handles connection requests.</p>
CVE-2020-16935 1 Microsoft 8 Windows 10, Windows 7, Windows 8.1 and 5 more 2023-12-31 7.2 HIGH 7.8 HIGH
<p>An elevation of privilege vulnerability exists when Windows improperly handles COM object creation. An attacker who successfully exploited the vulnerability could run arbitrary code with elevated privileges.</p> <p>To exploit this vulnerability, an attacker would first have to log on to the system. An attacker could then run a specially crafted application that could exploit the vulnerability and take control of an affected system.</p> <p>The update addresses the vulnerability by correcting how the Windows COM Server creates COM objects.</p>
CVE-2020-16889 1 Microsoft 8 Windows 10, Windows 7, Windows 8.1 and 5 more 2023-12-31 2.1 LOW 5.5 MEDIUM
<p>An information disclosure vulnerability exists when the Windows KernelStream improperly handles objects in memory. An attacker who successfully exploited this vulnerability could obtain information to further compromise the user’s system.</p> <p>To exploit this vulnerability, an attacker would have to log on to an affected system and run a specially crafted application. The vulnerability would not allow an attacker to execute code or to elevate user rights directly, but it could be used to obtain information that could be used to try to further compromise the affected system.</p> <p>The update addresses the vulnerability by correcting how the Windows KernelStream handles objects in memory.</p>
CVE-2020-16892 1 Microsoft 6 Windows 10, Windows 8.1, Windows Rt 8.1 and 3 more 2023-12-31 4.6 MEDIUM 7.8 HIGH
<p>An elevation of privilege vulnerability exists in the way that the Windows kernel image handles objects in memory. An attacker who successfully exploited the vulnerability could execute code with elevated permissions.</p> <p>To exploit the vulnerability, a locally authenticated attacker could run a specially crafted application.</p> <p>The security update addresses the vulnerability by ensuring the Windows kernel image properly handles objects in memory.</p>
CVE-2020-16887 1 Microsoft 8 Windows 10, Windows 7, Windows 8.1 and 5 more 2023-12-31 4.6 MEDIUM 7.8 HIGH
<p>An elevation of privilege vulnerability exists in the way that the Windows Network Connections Service handles objects in memory. An attacker who successfully exploited the vulnerability could execute code with elevated permissions.</p> <p>To exploit the vulnerability, a locally authenticated attacker could run a specially crafted application.</p> <p>The security update addresses the vulnerability by ensuring the Windows Network Connections Service properly handles objects in memory.</p>
CVE-2020-16896 1 Microsoft 8 Windows 10, Windows 7, Windows 8.1 and 5 more 2023-12-31 5.0 MEDIUM 7.5 HIGH
<p>An information disclosure vulnerability exists in Remote Desktop Protocol (RDP) when an attacker connects to the target system using RDP and sends specially crafted requests. An attacker who successfully exploited this vulnerability could obtain information to further compromise the user’s system.</p> <p>To exploit this vulnerability, an attacker would need to run a specially crafted application against a server which provides Remote Desktop Protocol (RDP) services.</p> <p>The update addresses the vulnerability by correcting how RDP handles connection requests.</p>
CVE-2020-16940 1 Microsoft 8 Windows 10, Windows 7, Windows 8.1 and 5 more 2023-12-31 4.9 MEDIUM 7.8 HIGH
<p>An elevation of privilege vulnerability exists when the Windows User Profile Service (ProfSvc) improperly handles junction points. An attacker who successfully exploited this vulnerability could delete files and folders in an elevated context.</p> <p>To exploit this vulnerability, an attacker would first have to log on to the system. An attacker could then run a specially crafted application that could exploit the vulnerability and delete files or folders of their choosing.</p> <p>The security update addresses the vulnerability by correcting how the Windows User Profile Service handles junction points.</p>
CVE-2020-16902 1 Microsoft 8 Windows 10, Windows 7, Windows 8.1 and 5 more 2023-12-31 7.2 HIGH 7.8 HIGH
<p>An elevation of privilege vulnerability exists in the Windows Installer when the Windows Installer fails to properly sanitize input leading to an insecure library loading behavior.</p> <p>A locally authenticated attacker could run arbitrary code with elevated system privileges. An attacker could then install programs; view, change, or delete data; or create new accounts with full user rights.</p> <p>The security update addresses the vulnerability by correcting the input sanitization error to preclude unintended elevation.</p>
CVE-2020-16911 1 Microsoft 7 Windows 10, Windows 7, Windows 8.1 and 4 more 2023-12-31 9.3 HIGH 8.8 HIGH
<p>A remote code execution vulnerability exists in the way that the Windows Graphics Device Interface (GDI) handles objects in the memory. An attacker who successfully exploited this vulnerability 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.</p> <p>There are multiple ways an attacker could exploit the vulnerability:</p> <ul> <li>In a web-based attack scenario, an attacker could host a specially crafted website that is designed to exploit the vulnerability and then convince users to view the website. An attacker would have no way to force users to view the attacker-controlled content. Instead, an attacker would have to convince users to take action, typically by getting them to open an email attachment or click a link in an email or instant message.</li> <li>In a file-sharing attack scenario, an attacker could provide a specially crafted document file that is designed to exploit the vulnerability, and then convince users to open the document file.</li> </ul> <p>The security update addresses the vulnerability by correcting the way that the Windows GDI handles objects in the memory.</p>