[SECURITY] Fedora 28 Update: qemu-2.11.1-3.fc28

QEMU is a generic and open source processor emulator which achieves a good emulation speed by using dynamic translation. QEMU has two operating modes: Full system emulation. In this mode, QEMU emulates a full system for example a PC, including a processor and various peripherials. It can be used ...

Detecting Kernel Memory Disclosure – Whitepaper

Posted by Mateusz Jurczyk, Project Zero Since early 2017, we have been working on Bochspwn Reloaded – a piece of dynamic binary instrumentation built on top of the Bochs IA-32 software emulator, designed to identify memory disclosure vulnerabilities in operating system kernels. Over the course of...

Security Bulletin: Multiple vulnerabilities in qemu affect PowerKVM

Summary PowerKVM is affected by several vulnerabilities in qemu. These vulnerabilities have been addressed by IBM. Vulnerability Details CVEID: CVE-2016-5338 DESCRIPTION: Qemu, built with the ESP/NCR53C9x controller emulation support, is vulnerable to a denial of service, caused by an out of boun...

CVE-2018-12337

Reliance on Security Through Obscurity vulnerability in ECOS Secure Boot Stick aka SBS 5.6.5 allows an attacker to partially extract confidential configurations via user-space emulation...

Security feature bypass

Reliance on Security Through Obscurity vulnerability in ECOS Secure Boot Stick aka SBS 5.6.5 allows an attacker to partially extract confidential configurations via user-space emulation...

CVE-2018-12337

Reliance on Security Through Obscurity vulnerability in ECOS Secure Boot Stick aka SBS 5.6.5 allows an attacker to partially extract confidential configurations via user-space emulation...

CVE-2018-12337

ECOS Secure Boot Stick (SBS) v5.6.5 is affected by a Security Through Obscurity flaw that lets an attacker partially extract confidential configurations via user-space emulation. The CVE entry CVE-2018-12337 and CNVD-2019-09042 describe the vulnerability as relying on obscurity, enabling exposure...

Security Bulletin: Venom vulnerability affects IBM PureApplication System (CVE-2015-3456)

Summary IBM PureApplication System is vulnerable to Venom: "Virtualized Environment Neglected Operation Manipulation". Vulnerability Details CVEID: CVE-2015-3456 DESCRIPTION: QEMU is vulnerable to a buffer overflow, caused by improper bounds checking by the Floppy Disk Controller FDC emulation. B...

FreeBSD 7.3 to 9.0-RC1 privilege escalation/denial of service

Buffer overflow in the 'Linux emulation' support in FreeBSD kernel allows local users to cause a denial of service panic and possibly execute arbitrary code by calling the bind system call with a long path for a UNIX-domain socket, which is not properly handled when the address is used by other...

CVE-2018-8219

An elevation of privilege vulnerability exists when Windows Hyper-V instruction emulation fails to properly enforce privilege levels, aka "Hypervisor Code Integrity Elevation of Privilege Vulnerability." This affects Windows Server 2016, Windows 10, Windows 10 Servers...

CVE-2018-8219

An elevation of privilege vulnerability exists when Windows Hyper-V instruction emulation fails to properly enforce privilege levels, aka "Hypervisor Code Integrity Elevation of Privilege Vulnerability." This affects Windows Server 2016, Windows 10, Windows 10 Servers...

Hypervisor Code Integrity Elevation of Privilege Vulnerability

An elevation of privilege vulnerability exists when Windows Hyper-V instruction emulation fails to properly enforce privilege levels. An attacker who successfully exploited this vulnerability could gain elevated privileges on a target guest operating system. The host operating system is not...

Debian DSA-4213-1 : qemu - security update (Spectre)

Several vulnerabilities were discovered in qemu, a fast processor emulator. - CVE-2017-15038 Tuomas Tynkkynen discovered an information leak in 9pfs. - CVE-2017-15119 Eric Blake discovered that the NBD server insufficiently restricts large option requests, resulting in denial of service. -...

ALPINE-CVE-2018-10981

An issue was discovered in Xen through 4.10.x allowing x86 HVM guest OS users to cause a denial of service host OS infinite loop in situations where a QEMU device model attempts to make invalid transitions between states of a request...

Microsoft Windows Elevation of Privilege Vulnerability (CNVD-2018-10982)

Microsoft Windows is a set of operating systems developed by Microsoft Corporation in the U.S. Windows uses a graphical mode GUI. An elevation of privilege vulnerability exists in the way the Microsoft Windows Kernel API executes privileges. An attacker could use this vulnerability to emulate a...

RedHunt OS - Virtual Machine For Adversary Emulation And Threat Hunting

Virtual Machine for Adversary Emulation and Threat Hunting RedHunt aims to be a one stop shop for all your threat emulation and threat hunting needs by integrating attacker's arsenal as well as defender's toolkit to actively identify the threats in your environment. Base Machine: Lubuntu-17.10.1...

CVE-2018-10220

Glastopf 3.1.3-dev has a Server-Side Request Forgery (SSRF) vulnerability demonstrated via the abc.php?a parameter. The vendor states this behavior is intentional because Glastopf is a web application honeypot, and the distribution includes modules/emulators/rfi.py for Remote File Inclusion emula...

List of Adversary Emulation Tools

PenTestIT RSS Feed Every once in a while, the security industry brings forth a new buzz word and introduces terminologies that sound über cool and generate lot's of interest. One such word going around now-a-days is automated "adversary emulation". Let's first understand what this really means...

Malware monitor - leveraging PyREBox for malware analysis

This post was authored by Xabier Ugarte Pedrero In July 2017 we released PyREBox, a Python Scriptable Reverse Engineering Sandbox as an open source tool. This project is part of our continuous effort to create new tools to improve our workflows. PyREBox is a versatile instrumentation framework...

The vulnerability of the VNC server emulator implementation of QEMU allows a hacker to induce a maintenance failure.

The vulnerability of the VNC server emulation implementation of QEMU is related to insufficient testing of input data. Exploiting this vulnerability can allow a malicious actor to cause service failures remotely...