Check Point Gaia Operating System VM escape and code execution (sk106060)(VENOM)

The remote host is running a version of Gaia OS which is affected by a vulnerability in the virtual floppy drive code which may allow an attacker to escape a virtualized environment and obtain code execution on the underlying host. C Tenable Network Security, Inc. include'compat.inc'; if...

Update Rollup 14 for System Center 2012 R2 Virtual Machine Manager

Update Rollup 14 for System Center 2012 R2 Virtual Machine Manager Introduction This article describes the issues that are fixed in Update Rollup 14 for Microsoft System Center 2012 R2 Virtual Machine Manager. There are two updates available for Virtual Machine Manager, one for the Virtual Machin...

QEMU - NBD Server Long Export Name Stack Buffer Overflow

Introduced in commit f37708f6b8 2.10. The NBD spec says a client can request export names up to 4096 bytes in length, even though they should not expect success on names longer than 256. However, qemu hard-codes the limit of 256, and fails to filter out a client that probes for a longer name; the...

VMs Freezing or Poor Performance (xenvbd event ID 129)

VMs are encountering hang or poor performance issue related with disk I/O. xenvbd event ID 129 . From VM event log: ++++++++++ xenvbd event ID 129 \Device\RaidPort0 reset ++++++++++ - From XenServer messages log: ++++++++++ messages.1: Mar 8 14:11:35 MXVDIS01X tap-ctl1481: tap-err:tapctlreadraw:...

USN-3488-1: Linux kernel (Azure) vulnerability

It was discovered that the KVM subsystem in the Linux kernel did not properly keep track of nested levels in guest page tables. A local attacker in a guest VM could use this to cause a denial of service host OS crash or possibly execute arbitrary code in the host OS...

CVE-2017-4938

VMware Workstation 12.x before 12.5.8 and Fusion 8.x before 8.5.9 contain a guest RPC NULL pointer dereference vulnerability. Successful exploitation of this issue may allow attackers with normal user privileges to crash their VMs...

How to solve the Malwarebytes CrackMe: a step-by-step tutorial

The topic of this post is a Malwarebytes CrackMe—an exercise in malware analysis that I recently created. First, the challenge was created to serve internal purposes, but then it was released to the community on Twitter and triggered a lot of positive response. Thanks to all of you who sent in yo...

The vulnerability of the ChakraCore JavaScript script handler lies in the lack of protection for service data, allowing attackers to execute arbitrary code.

The vulnerability of the JavaScript ChakraCore virtual machine’s kernel is related to the lack of protection for service data. Exploiting this vulnerability allows a remote attacker to execute arbitrary code...

How to collect logs for cases involving Oracle

Challenge An issue with backing up of the Oracle database server and/or removal of Oracle archived logs is suspected. Veeam Technical Support would like to gather information from your servers and databases to investigate this issue. Additional logs must be gathered manually from the guest OS on...

Ubuntu 17.04 : linux, linux-raspi2 vulnerabilities (USN-3468-1)

It was discovered that the KVM subsystem in the Linux kernel did not properly bound guest IRQs. A local attacker in a guest VM could use this to cause a denial of service host system crash. CVE-2017-1000252 It was discovered that the Flash-Friendly File System f2fs implementation in the Linux...

Ubuntu 14.04 LTS : Linux kernel (Xenial HWE) vulnerabilities (USN-3469-2)

The remote Ubuntu 14.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-3469-2 advisory. USN-3469-1 fixed vulnerabilities in the Linux kernel for Ubuntu 16.04 LTS. This update provides the corresponding updates for the Linux Hardware Enableme...

Updated virtualbox packages fix security vulnerabilities

This update provides the virtualbox 5.1.30 maintenance release, fixing security and other issues: In OpenSSL 1.1.0 before 1.1.0d, if a malicious server supplies bad parameters for a DHE or ECDHE key exchange then this can result in the client attempting to dereference a NULL pointer leading to a...

CVE-2017-15597 - Citrix XenServer Security Update

Description of Problem A security vulnerability has been identified in Citrix XenServer that may allow a malicious administrator of a guest VM to compromise the host. This vulnerability affects all currently supported versions of Citrix XenServer up to and including Citrix XenServer 7.2. The...

Unspecified Vulnerability in Oracle Virtualization VM VirtualBox Component (CNVD-2017-31307)

Oracle Virtualization is the American Oracle Oracle company's set of hardware and software virtualization management solutions. Oracle VM VirtualBox is one of the virtual machine components. An unspecified vulnerability exists in the Core subcomponent of the Oracle VM VirtualBox component of Orac...

Infoblox NetMRI Administration Shell Factory Reset Persistence

Vulnerability Details Affected Vendor: Infoblox Affected Product: NetMRI Affected Version: VM-AD30-5C6CE Platform: Embedded Linux CWE Classification: CWE-485: Insufficient Encapsulation Impact: Administrative Account Backdoor Attack vector: SSH 2. Vulnerability Description An authenticated user...

Exploit Pack - Penetration Testing Framework

Exploit Pack has been designed by an experienced team of software developers and exploit writers to automate processes so penetration testers can focus on what's really important. The threat. This blend of software engineers and subject matter experts provides an unique advantage by combining...

ISACA Moscow Vulnerability Management Meetup 2017

Last Thursday, I attended a very interesting event entirely dedicated to Vulnerability Management - open ISACA Moscow meetup. Me and my former colleague from Mail.Ru Group Dmitry Chernobaj presented there our joint report "Enterprise Vulnerability Management: fancy marketing brochures and the...

CVE-2017-10408

Vulnerability in the Oracle VM VirtualBox component of Oracle Virtualization subcomponent: Core. The supported version that is affected is Prior to 5.1.30. Easily exploitable vulnerability allows high privileged attacker with logon to the infrastructure where Oracle VM VirtualBox executes to...

CVE-2017-10428

Vulnerability in the Oracle VM VirtualBox component of Oracle Virtualization subcomponent: Core. The supported version that is affected is Prior to 5.1.30. Difficult to exploit vulnerability allows high privileged attacker with logon to the infrastructure where Oracle VM VirtualBox executes to...

CVE-2017-10408

Vulnerability in the Oracle VM VirtualBox component of Oracle Virtualization subcomponent: Core. The supported version that is affected is Prior to 5.1.30. Easily exploitable vulnerability allows high privileged attacker with logon to the infrastructure where Oracle VM VirtualBox executes to...