Windows

Pierluigi Paganini August 01, 2018
Hundreds of apps removed from Google Play store because were carrying Windows malware

Google recently removed 145 applications from the official Google Play store because they were found to carry malicious Windows executables inside. Researchers from Palo Alto Networks revealed that Google removed more than 145 apps from the Play store  because they were carrying a Windows malware, The apps were uploaded to the Google Play store between October […]

Pierluigi Paganini June 28, 2018
Ops … the DoublePulsar NSA-Linked implant now works also on Windows Embedded devices

This is a very bad news for security community, the NSA-linked DoublePulsar exploit can now target Windows Embedded devices. The DoublePulsar exploit was released publicly in April 2017 by ShadowBrockers hackers that allegedly stole them from the NSA. The hackers leaked a huge trove of hacking tools and exploit codes used by the US intelligence agency, most of […]

Pierluigi Paganini May 25, 2018
Electron Windows Protocol Handler MITM/RCE (bypass for CVE-2018-1000006 fix)

As part of an engagement for one of our clients, we analyzed the patch for the recent Electron Windows Protocol handler RCE bug (CVE-2018-1000006) and identified a bypass. Under certain circumstances, this bypass leads to session hijacking and remote code execution. The vulnerability is triggered by simply visiting a web page through a browser. Electron apps designed to run […]

Pierluigi Paganini May 10, 2018
Misinterpretation of Intel docs is the root cause for the CVE-2018-8897 flaw in Hypervisors and OSs

Developers of major operating systems and hypervisors misread documentation from Intel and introduced a the CVE-2018-8897 vulnerability into to their products. The development communities of major operating systems and hypervisors misread documentation from Intel and introduced a potentially serious vulnerability to their products. The CERT/CC speculates the root cause of the flaw is the developers […]

Pierluigi Paganini May 07, 2018
Chrome freezes PC running Windows OS after Windows 10 April update

Some Chrome users are reporting freezes and timeouts after the installation of the Windows 10 April Update, let’s see what has happened After the installation of  Windows 10 April Update I observed continuous freezes while using the Chrome browser with one of my PCs, in some cases, I was not able to reach the websites […]

Pierluigi Paganini May 04, 2018
Meltdown patch made the headlines again, it can be bypassed in Windows 10

The problems with the mitigations for the Meltdown flaw continue a security researcher has demonstrated that the Meltdown patch in Windows 10 can be bypassed. The Windows Internals expert Alex Ionescu discovered that a Meltdown patch issued for Windows 10 is affected by a severe vulnerability that could be exploited to bypass it. “Calling NtCallEnclave returned back […]

Pierluigi Paganini May 03, 2018
Microsoft addressed critical flaw in Windows Host Compute Service Shim library

Microsoft released an out of band update to address a critical remote code execution vulnerability in the Windows Host Compute Service Shim library (hcsshim). Microsoft announced that it has issued a security update to address a critical remote code execution vulnerability in the Windows Host Compute Service Shim library (hcsshim). The Windows Host Compute Service […]

Pierluigi Paganini April 28, 2018
Expert shows how to trigger blue-screen-of-death on Windows by triggering NTFS flaw

Bitdefender researcher Marius Tivadar has developed a dodgy NTFS file system image that could trigger a blue-screen-of-death when a mount is attempted on Windows 7 and 10 systems. The Bitdefender expert Marius Tivadar has discovered a vulnerability tied the way Microsoft handles of NTFS filesystem images, he also published a proof-of-concept code on GitHub that could be used to […]

Pierluigi Paganini March 28, 2018
Meltdown security patches issued by Microsoft exposed to severe attacks

A security researcher discovered that some of the Windows updates released by Microsoft to mitigate the Meltdown flaw introduce a severe bug. Meltdown and Spectre security updates made the headlines again, according to the security researcher Ulf Frisk some of them issued for Windows introduce a severe flaw. The Meltdown and Spectre security updates released by Microsoft in January and […]

Pierluigi Paganini March 13, 2018
A critical flaw in Credential Security Support Provider protocol (CredSSP) affects all versions of Windows

Security experts at firm Preempt Security discovered a critical vulnerability in Credential Security Support Provider protocol (CredSSP) that affects all versions of Windows to date. The flaw, tracked as CVE-2018-0886, could be used by a remote attacker to exploit RDP (Remote Desktop Protocol) and Windows Remote Management (WinRM) to steal data and run malicious code. The vulnerability is […]