Windows Kernel Logic Bug Class: Access Mode Mismatch in IO Manager

Posted by James Forshaw, Project Zero This blog post is an in-depth look at an interesting logic bug class in the Windows Kernel and what I did to try to get it fixed with our partners at Microsoft. The maximum impact of the bug class is local privilege escalation if kernel and driver developers...

Microsoft Windows Privilege Access Control Vulnerability

Microsoft Windows Server and Microsoft Windows Server are both products of Microsoft Corporation USA.Microsoft Windows is a set of operating systems for personal devices.Microsoft Windows Server is a set of server Microsoft Windows Server is a set of server operating systems. win32k is the kernel...

Microsoft Edge Security Bypass Vulnerability (CNVD-2019-07241)

Microsoft Edge is a web browser from the American company Microsoft that comes with systems after Windows 10. A security bypass vulnerability exists in Microsoft Edge that stems from the Click2Play protection feature incorrectly handling flash objects. An attacker could use this vulnerability to...

Microsoft Patch Tuesday — March 2019: Vulnerability disclosures and Snort coverage

Microsoft released its monthly security update today, disclosing a variety of vulnerabilities in several of its products. The latest Patch Tuesday covers 64 vulnerabilities, 17 of which are rated “critical,” 45 that are considered “important” and one “moderate” and “low” vulnerability each. This...

Windows ActiveX Remote Code Execution Vulnerability

A remote code execution vulnerability exists in the way that the ActiveX Data objects ADO handles objects in memory. The vulnerability could corrupt memory in such a way that an attacker could execute arbitrary code in the context of the current user. An attacker who successfully exploited the...

Microsoft Edge Security Feature Bypass Vulnerability

A security feature bypass vulnerability exists when Click2Play protection in Microsoft Edge improperly handles flash objects. By itself, this bypass vulnerability does not allow arbitrary code execution. However, an attacker could use the bypass vulnerability in conjunction with another...

Windows Subsystem for Linux Elevation of Privilege Vulnerability

An elevation of privilege vulnerability exists due to an integer overflow in Windows Subsystem for Linux. An attacker who successfully exploited the vulnerability could execute code with elevated permissions. To exploit the vulnerability, a locally authenticated attacker could run a specially...

Arbitrary Code Execution

GraniteDS is vulnerable to arbitrary code execution. It fails to prevent instantiation of untrusted object via public parameter-less constructor and calling arbitrary Java Beans setter methods. Thereby allowing an attacker to send malicious Java objects with pre-set properties, leading to arbitra...

PT-2019-1585

Name of the Vulnerable Software and Affected Versions Microsoft Edge affected versions not specified Description A remote code execution issue exists due to the way the Chakra scripting engine handles objects in memory. This could allow an attacker to execute arbitrary code in the context of the...

PT-2019-1591

Name of the Vulnerable Software and Affected Versions Microsoft Windows affected versions not specified Description A remote code execution issue exists due to errors in handling objects in memory by the ActiveX Data objects ADO in Windows operating systems. This allows a remote attacker to execu...

PT-2019-1590

Name of the Vulnerable Software and Affected Versions Internet Explorer affected versions not specified Description A remote code execution issue exists due to errors in handling objects in memory. This could allow a remote attacker to execute arbitrary code in the context of the current user,...

PT-2019-1593

Name of the Vulnerable Software and Affected Versions Microsoft Edge affected versions not specified Description A security feature bypass issue exists due to improper handling of flash objects by the Click2Play protection in Microsoft Edge. This bypass, on its own, does not allow for arbitrary...

CVE-2019-0661

An information disclosure vulnerability exists when the Windows kernel improperly handles objects in memory, aka 'Windows Kernel Information Disclosure Vulnerability'. This CVE ID is unique from CVE-2019-0621, CVE-2019-0663...

CVE-2019-0675: Undefined Security Weakness

A remote code execution vulnerability exists when the Microsoft Office Access Connectivity Engine improperly handles objects in memory, aka 'Microsoft Office Access Connectivity Engine Remote Code Execution Vulnerability'. This CVE ID is unique from CVE-2019-0671, CVE-2019-0672, CVE-2019-0673,...

CVE-2019-0671: Undefined Security Weakness

A remote code execution vulnerability exists when the Microsoft Office Access Connectivity Engine improperly handles objects in memory, aka 'Microsoft Office Access Connectivity Engine Remote Code Execution Vulnerability'. This CVE ID is unique from CVE-2019-0672, CVE-2019-0673, CVE-2019-0674,...

CVE-2019-0663: Improper Initialization

An information disclosure vulnerability exists when the Windows kernel improperly initializes objects in memory.To exploit this vulnerability, an authenticated attacker could run a specially crafted application, aka 'Windows Kernel Information Disclosure Vulnerability'. This CVE ID is unique from...

CVE-2019-0625: Undefined Security Weakness

A remote code execution vulnerability exists when the Windows Jet Database Engine improperly handles objects in memory, aka 'Jet Database Engine Remote Code Execution Vulnerability'. This CVE ID is unique from CVE-2019-0595, CVE-2019-0596, CVE-2019-0597, CVE-2019-0598, CVE-2019-0599...

CVE-2019-0673: Undefined Security Weakness

A remote code execution vulnerability exists when the Microsoft Office Access Connectivity Engine improperly handles objects in memory, aka 'Microsoft Office Access Connectivity Engine Remote Code Execution Vulnerability'. This CVE ID is unique from CVE-2019-0671, CVE-2019-0672, CVE-2019-0674,...

CVE-2019-0656

An elevation of privilege vulnerability exists when the Windows kernel fails to properly handle objects in memory, aka 'Windows Kernel Elevation of Privilege Vulnerability'...

CVE-2019-0621

An information disclosure vulnerability exists when the Windows kernel improperly handles objects in memory, aka 'Windows Kernel Information Disclosure Vulnerability'. This CVE ID is unique from CVE-2019-0661, CVE-2019-0663...