Microsoft IE11 Js::RegexHelper::RegexReplace Use-After-Free

IE11: Use-after-free in Js::RegexHelper::RegexReplace CVE-2018-0866 There is a Use-after-free vulnerability in Internet Explorer that could potentially be used for memory disclosure. This was tested on IE11 running on Window 7 64-bit with the latest patches applied. Note that the PoC was tested i...

Microsoft Internet Explorer 11 - 'Js::RegexHelper::RegexReplace' Use-After-Free

var vars = new Array2; function main vars0 = Array1000000.joinString.fromCharCode0x41; vars1 = String.prototype.substring.callvars0, 1, vars0.length; String.prototype.replace.callvars1, RegExp, f; function farg1, arg2, arg3 alertarg3; vars0 = 1; CollectGarbage; return 'a'; main; +0x122e5d:...

Security Update for Microsoft Outlook 2016 (KB4011682) 64-Bit Edition

A security vulnerability exists in Microsoft Outlook 2016 64-Bit Edition that could allow arbitrary code to run when a maliciously modified file is opened. This update resolves that vulnerability...

Easy Windows and Linux cross-compilers for macOS

tl;dr: you can install cross-compiler toolchains to compile C/C++ for Windows or Linux from macOS with these two Homebrew Formulas. brew install FiloSottile/musl-cross/musl-cross brew install mingw-w64 Cross-compiling C and C++ is dreadful. While in Go you just need to set an environment variable...

A coin miner with a “Heaven’s Gate”

You might call the last two years the years of ransomware. Ransomware was, without a doubt, the most popular type of malware. But at the end of last year, we started observing that ransomware was losing its popularity to coin miners. It is very much possible that this trend will grow as 2018...

Tracking changes in CERT bulletins and Nessus plugins using Vulners Time Machine

If you use Vulners.com vulnerability search engine, you probably know that it has a real "Time Machine". Each time Vulners sees some changes on a source page it creates a new version of security object. And you can see the full history of changes in a nice GUI: In most cases, the vendor just...

Debian: Security Advisory (DLA-866-1)

The remote host is missing an update for the Debian SPDX-FileCopyrightText: 2018 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...

Security Update for Microsoft Outlook 2016 (KB4011626) 64-Bit Edition

A security vulnerability exists in Microsoft Outlook 2016 64-Bit Edition that could allow arbitrary code to run when a maliciously modified file is opened. This update resolves that vulnerability...

Security Update for Microsoft Office 2013 (KB4011636) 64-Bit Edition

A security vulnerability exists in Microsoft Office 2013 64-Bit Edition that could allow arbitrary code to run when a maliciously modified file is opened. This update resolves that vulnerability...

hw: cpu: speculative execution permission faults handling

An industry-wide issue was found in the way many modern microprocessor designs have implemented speculative execution of instructions a commonly used performance optimization. There are three primary variants of the issue which differ in the way the speculative execution can be exploited. Variant...

Windows: Uninitialized variable in jscript!JsArraySlice(CVE-2017-11855)

There is an uninitialized variable vulnerability in jscript.dll. This issue could potentially be exploited through multiple vectors: - By opening a malicious web page in Internet Explorer. - currently untested An attacker on the local network could exploit this issue by posing as a WPAD Web Proxy...

Microsoft Windows Kernel - 'NtQueryVirtualMemory(MemoryMappedFilenameInformation)' Double-Write Ring-0 Address Leak

/ Source: https://bugs.chromium.org/p/project-zero/issues/detail?id=1456 We have discovered that it is possible to disclose addresses of kernel-mode Paged Pool allocations via a race-condition in the implementation of the NtQueryVirtualMemory system call information class 2,...

Microsoft Windows - jscript!JsArraySlice Uninitialized Variable

Microsoft Windows - jscript!JsArraySlice Uninitialized Variable var x = new URIErrornew Array, undefined, undefined; String.prototype.localeCompare.callx, new Date0, 0, 0, 0, 0, 0, undefined; Array.prototype.slice.call1; !-- ============================================ Technical details: The issu...

Microsoft Windows - jscript!RegExpComp::Compile Heap Overflow Through IE or Local Network via WPAD

Microsoft Windows - jscript!RegExpComp::Compile Heap Overflow Through IE or Local Network via WPAD var s = 'a'; forvar i=0;i...

Microsoft Windows jscript!NameTbl::GetValDef Use-After-Free Exploit

Exploit for windows platform in category dos / poc Windows: use-after-free in jscript!NameTbl::GetValDef CVE-2017-11903 There is a use-after-free vulnerability in jscript.dll. This issue could potentially be exploited through multiple vectors: - An attacker on the local network could exploit this...

Microsoft Windows jscript!RegExpComp::Compile Heap Overflow Exploit

There is a heap overflow in jscript.dll when compiling a regex. This issue could potentially be exploited through multiple vectors. Windows: Heap overflow in jscript!RegExpComp::Compile through IE or local network via WPAD CVE-2017-11890 There is a heap overflow in jscript.dll when compiling a...

Microsoft Windows jscript!JsArraySlice Uninitialized Variable Exploit

Exploit for windows platform in category dos / poc Windows: Uninitialized variable in jscript!JsArraySlice CVE-2017-11855 There is an uninitialized variable vulnerability in jscript.dll. This issue could potentially be exploited through multiple vectors: - By opening a malicious web page in...

WIndows jscript!JsArraySlice Uninitialized Variable

Windows: Uninitialized variable in jscript!JsArraySlice CVE-2017-11855 There is an uninitialized variable vulnerability in jscript.dll. This issue could potentially be exploited through multiple vectors: - By opening a malicious web page in Internet Explorer. - currently untested An attacker on t...

Windows jscript!NameTbl::GetValDef Use-After-Free

Windows: use-after-free in jscript!NameTbl::GetValDef CVE-2017-11903 There is a use-after-free vulnerability in jscript.dll. This issue could potentially be exploited through multiple vectors: - An attacker on the local network could exploit this issue by posing as a WPAD Web Proxy Auto-Discovery...

Microsoft Windows jscript!RegExpComp::Compile Heap Overflow

Windows: Heap overflow in jscript!RegExpComp::Compile through IE or local network via WPAD CVE-2017-11890 There is a heap overflow in jscript.dll when compiling a regex. This issue could potentially be exploited through multiple vectors: - An attacker on the local network could exploit this issue...