OnePlus 6 Flaw Allows to Boot Any Image Even With Locked Bootloader

Have you recently bought a OnePlus 6? Don't leave your phone unattended. A serious vulnerability has been discovered in the OnePlus 6 bootloader that makes it possible for someone to boot arbitrary or modified images to take full admin control of your phone—even if the bootloader is locked. A...

Microsoft Windows Kernel 'Win32k.sys' Local Privilege Escalation Vulnerability(CVE-2018-8120)

作者：bigric3 作者博客： 5月15日ESET发文其在3月份捕获了一个 pdf远程代码执行（cve-2018-4990）+windows本地权限提升（cve-2018-8120）的样本。ESET发文后，我从vt上下载了这样一份样本（）。初步逆向，大致明确如外界所传，该漏洞处于开发测试阶段，不慎被上传到了公网样本检测的网上，由ESET捕获并提交微软和adobe修补。测试特征字符串如下 定位样本中关键的代码并调试分析...

RHEL 7 : kernel (RHSA-2018:1347)

The remote Redhat Enterprise Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2018:1347 advisory. - Kernel: KVM: error in exception handling leads to wrong debug stack value CVE-2018-1087 - Kernel: error in exception handling leads to DoS...

x86: mishandling of debug exceptions

ISSUE DESCRIPTION When switching stacks, it is critical to have a matching stack segment and stack pointer. To allow an atomic update from what would otherwise be two adjacent instructions, an update which changes the stack segment either a mov or pop instruction with %ss encoded as the destinati...

Rooting a Logitech Harmony Hub: Improving Security in Today's IoT World

Introduction FireEye’s Mandiant Red Team recently discovered vulnerabilities present on the Logitech Harmony Hub Internet of Things IoT device that could potentially be exploited, resulting in root access to the device via SSH. The Harmony Hub is a home control system designed to connect to and...

Hyper-V Debugging Symbols Are Publicly Available

The security of Microsoft’s cloud services is a top priority for us. One of the technologies that is central to cloud security is Microsoft Hyper-V which we use to isolate tenants from one another in the cloud. Given the importance of this technology, Microsoft has made and continues to make...

FreeBSD : chromium -- vulnerability (36ff7a74-47b1-11e8-a7d6-54e1ad544088)

Google Chrome Releases reports : 62 security fixes in this release : - 826626 Critical CVE-2018-6085: Use after free in Disk Cache. Reported by Ned Williamson on 2018-03-28 - 827492 Critical CVE-2018-6086: Use after free in Disk Cache. Reported by Ned Williamson on 2018-03-30 - 813876 High...

Router vulnerability reproduce the analysis of the second bomb: CNVD-2018-01084-vulnerability warning-the black bar safety net

Vulnerability information: D-Link DIR 615/645/815 router 1. 03 and previous firmware version is the presence of a remote command execution vulnerability. The vulnerability is due to service. the cgi in the splicing of the HTTP POST request data, causing background commands splicing, leading to...

RHEL 6 : chromium-browser (RHSA-2018:1195)

The remote Redhat Enterprise Linux 6 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2018:1195 advisory. Chromium is an open-source web browser, powered by WebKit Blink. This update upgrades Chromium to version 66.0.3359.117. Security Fixes:...

Loading Kernel Shellcode

In the wake of recent hacking tool dumps, the FLARE team saw a spike in malware samples detonating kernel shellcode. Although most samples can be analyzed statically, the FLARE team sometimes debugs these samples to confirm specific functionality. Debugging can be an efficient way to get around...

chromium-browser: Insufficient protection of remote debugging prototol in DevTools

A lack of host validation in DevTools in Google Chrome prior to 66.0.3359.117 allowed a remote attacker to execute arbitrary code via a crafted HTML page, if the user is running a remote DevTools debugging server...

Google Android has an unspecified vulnerability (CNVD-2018-09753)

Android is a Linux-based open source operating system jointly developed by Google and the Open Handheld Alliance OHA, and the Qualcomm SD 845 and SD 850 are central processing unit CPU products from Qualcomm. A security vulnerability exists in the Qualcomm closed-source component in Android, whic...

Microsoft Edge - 'OpenProcess()' ACG Bypass

Each Edge Content process MicrosoftEdgeCP.exe needs to call SetProcessMitigationPolicy on itself to enable ACG. The callstack when this happens is: 00 KERNELBASE!SetProcessMitigationPolicy 01 MicrosoftEdgeCP!SetProcessDynamicCodePolicy+0xc0 02 MicrosoftEdgeCP!StartContentProcessExe+0x164 03...

Code injection

In Android before security patch level 2018-04-05 on Qualcomm Snapdragon Mobile SD 845, SD 850, on a secure device, PD dumps are collected when debugging is not enabled...

Hunting down Dofoil with Windows Defender ATP

Dofoil is a sophisticated threat that attempted to install coin miner malware on hundreds of thousands of computers in March, 2018. In previous blog posts we detailed how behavior monitoring and machine learning in Windows Defender AV protected customers from a massive Dofoil outbreak that we...

Encryption 101: Decryptor’s thought process

In the previous parts 1, 2 and 3 of this series, we covered the basics of encryption, walked through a live example of a ransomware in detail, and talked about encryption weaknesses. In this part of the encryption 101 series, we will begin wrapping it up by going into detail on a ransomware with...

Design/Logic Flaw

Philips IntelliSpace Portal all versions of 8.0.x, and 7.0.x have a vulnerability where code debugging methods are enabled, which could allow an attacker to remotely execute arbitrary code during runtime...

CVE-2018-5454

Philips IntelliSpace Portal all versions of 8.0.x, and 7.0.x have a vulnerability where code debugging methods are enabled, which could allow an attacker to remotely execute arbitrary code during runtime...

CVE-2018-5454

CVE-2018-5454 affects Philips IntelliSpace Portal (all 8.0.x and 7.0.x). Vulnerability: leftover code debugging methods enabled, enabling remote arbitrary code execution atRuntime. Root cause: enabled debugging/debug code in ISP components. Exploitation status varies across sources; some document...

PT-2018-16968

Name of the Vulnerable Software and Affected Versions Philips IntelliSpace Portal versions 7.0.x through 8.0.x Description The issue concerns code debugging methods being enabled, which could allow an attacker to remotely execute arbitrary code during runtime. Recommendations For Philips...