Analyzing an exploit for СVE-2017-11826

The latest Patch Tuesday 17 October brought patches for 62 vulnerabilities, including one that fixed СVE-2017-11826 – a critical zero-day vulnerability used to launch targeted attacks – in all versions of Microsoft Office. The exploit for this vulnerability is an RTF document containing a DOCX...

Microsoft Windows Kernel NtQueryObject Information Disclosure (CVE-2017-11785)

An information disclosure vulnerability exists within Microsoft Windows. The vulnerability is caused when Microsoft Windows kernel improperly handles objects in memory. Successful exploitation allows the attacker to retrieve information that could lead to a Kernel ASLR bypass...

Microsoft Windows Kernel Pool nt!NtQueryObject (ObjectNameInformation) Memory Disclosure Vulnerabi

Exploit for windows platform in category dos / poc / Source: https://bugs.chromium.org/p/project-zero/issues/detail?id=1303&desc=2 We have discovered that the nt!NtQueryObject syscall handler discloses portions of uninitialized pool memory to user-mode clients when the following conditions are me...

Microsoft Windows - nt!NtQueryObject (ObjectNameInformation) Kernel Pool Memory Disclosure

Microsoft Windows - nt!NtQueryObject ObjectNameInformation Kernel Pool Memory Disclosure / Source: https://bugs.chromium.org/p/project-zero/issues/detail?id=1303&desc=2 We have discovered that the nt!NtQueryObject syscall handler discloses portions of uninitialized pool memory to user-mode client...

Microsoft Windows Kernel Local Information Disclosure Vulnerability(CVE-2017-11785)

We have discovered that the nt!NtQueryObject syscall handler discloses portions of uninitialized pool memory to user-mode clients when the following conditions are met: 1. It is invoked with the ObjectNameInformation information class and a file object associated with a file on local disk other...

Foxit PDF Reader JBIG2 Parser Information Disclosure Vulnerability(CVE-2016-8334)

Summary A large out of bounds read on the heap vulnerability in Foxit PDF Reader can potentially be abused for information disclosure. Combined with another vulnerability, it can be used to leak heap memory layout and in bypassing ASLR. Tested Versions Foxit Software Foxit Reader 8.0.2.805 Produc...

Microsoft Windows Multiple Vulnerabilities (KB4041691)

This host is missing a critical security update according to Microsoft KB4041691 SPDX-FileCopyrightText: 2017 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

Microsoft Windows Multiple Vulnerabilities (KB4041693)

This host is missing a critical security update according to Microsoft KB4041693 SPDX-FileCopyrightText: 2017 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

Microsoft Windows Multiple Vulnerabilities (KB4041671)

This host is missing an important security update according to Microsoft KB4041671. SPDX-FileCopyrightText: 2017 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescripti...

Microsoft Windows Kernel Information Disclosure Vulnerability (CNVD-2017-30126)

Microsoft Windows Server 2012 R2 and others are operating systems released by Microsoft Corporation in the United States. kernel is one of the kernels. An information disclosure vulnerability exists in the kernel in Microsoft Windows. A local attacker can exploit this vulnerability to retrieve...

Microsoft Windows Multiple Vulnerabilities (KB4041681)

This host is missing a critical security update according to Microsoft KB4041681 SPDX-FileCopyrightText: 2017 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

Windows Kernel Information Disclosure Vulnerability

An information disclosure vulnerability exists in the Windows kernel that could allow an attacker to retrieve information that could lead to a Kernel Address Space Layout Randomization ASLR bypass. An attacker who successfully exploited the vulnerability could retrieve the memory address of a...

Windows Kernel Information Disclosure Vulnerability

An information disclosure vulnerability exists in the Windows kernel that could allow an attacker to retrieve information that could lead to a Kernel Address Space Layout Randomization ASLR bypass. An attacker who successfully exploited the vulnerability could retrieve the memory address of a...

Description of the security update for the Windows kernel information disclosure vulnerability: October 10, 2017

None None...

Tails 3.2 - Live System to Preserve Your Privacy and Anonymity

Tails is a live system that aims to preserve your privacy and anonymity. It helps you to use the Internet anonymously and circumvent censorship almost anywhere you go and on any computer but leaving no trace unless you ask it to explicitly. It is a complete operating system designed to be used fr...

Internet Bug Bounty: Perl $ENV Key Stack Buffer Overflow

The CPerlHost::Add method in win32\perlhost.h is vulnerable to a stack buffer overflow. void CPerlHost::AddLPCSTR lpStr char szBuffer1024; LPSTR lpPtr; int index, length = strlenlpStr+1; forindex = 0; lpStrindex != '\0' && lpStrindex != '='; ++index szBufferindex = lpStrindex; szBufferindex = '\0...

Remote Wi-Fi Attack Backdoors iPhone 7

Google on Tuesday disclosed details and a proof-of-concept exploit for a Wi-Fi firmware vulnerability in Broadcom chipsets patched this week in iOS 11. The attack enables code execution and persistent presence on a compromised device. “The exploit gains code execution on the Wi-Fi firmware on the...

Microsoft Windows Kernel - nt!NtSetIoCompletion nt!NtRemoveIoCompletion Pool Memory Disclosure

Microsoft Windows Kernel - nt!NtSetIoCompletion nt!NtRemoveIoCompletion Pool Memory Disclosure / Source: https://bugs.chromium.org/p/project-zero/issues/detail?id=1269 We have discovered that the nt!NtRemoveIoCompletion system call handler discloses 4 bytes of uninitialized pool memory to user-mo...

Microsoft Windows Kernel - 'win32k!NtGdiGetPhysicalMonitorDescription' Stack Memory Disclosure

/ Source: https://bugs.chromium.org/p/project-zero/issues/detail?id=1268 We have discovered that the nt!NtGdiGetPhysicalMonitorDescription system call discloses portions of uninitialized kernel stack memory to user-mode clients, on Windows 7 to Windows 10. This is caused by the fact that the...

Microsoft Windows Kernel - win32k!NtGdiGetGlyphOutline Pool Memory Disclosure

Microsoft Windows Kernel - win32k!NtGdiGetGlyphOutline Pool Memory Disclosure / Source: https://bugs.chromium.org/p/project-zero/issues/detail?id=1267&desc=2 We have discovered that the win32k!NtGdiGetGlyphOutline system call handler may disclose large portions of uninitialized pool memory to...