Xen Project PCI Pass-through DMA Privilege Escalation (XSA-288)

According to its self-reported version number, the Xen hypervisor installed on the remote host is affected by a privilege escalation vulnerability. Only x86 systems are affected. Note that Nessus has checked the changeset versions based on the xen.git change log. Nessus did not check guest hardwa...

Fedora 29 : xen (2019-3e89502cb1)

xen: various flaws 1685577 grant table transfer issues on large hosts XSA-284 race with pass-through device hotplug XSA-285 x86: stealpage violates pagestruct access discipline XSA-287 x86: Inconsistent PV IOMMU discipline XSA-288 missing preemption in x86 PV page table unvalidation XSA-290 x86/P...

How to Deploy Citrix Receiver for Pass-Through Authentication Using Active Directory Group Policy

This article describes how to deploy and configure CitrixReceiver.exe so that it can be used in Pass-Through authentication mode in a XenApp or XenDesktop deployment. This article also provides a detailed step-by-step guide about deploying and configuring CitrixReciverEnterprise.exe onto a large...

x86: Inconsistent PV IOMMU discipline

ISSUE DESCRIPTION In order for a PV domain to set up DMA from a passed-through device to one of its pages, the page must be mapped in the IOMMU. On the other hand, before a PV page may be used as a "special" page type such as a pagetable or descriptor table, it must not be writable in the IOMMU...

Step 1. Identify users: top 10 actions to secure your environment

This series outlines the most fundamental steps you can take with your investment in Microsoft 365 security solutions. Well provide advice on activities such as setting up identity management through active directory, malware protection, and more. In this post, we explain how to create a single...

CVE-2018-0025

When an SRX Series device is configured to use HTTP/HTTPS pass-through authentication services, a client sending authentication credentials in the initial HTTP/HTTPS session is at risk that these credentials may be captured during follow-on HTTP/HTTPS requests by a malicious actor through a...

Design/Logic Flaw

When an SRX Series device is configured to use HTTP/HTTPS pass-through authentication services, a client sending authentication credentials in the initial HTTP/HTTPS session is at risk that these credentials may be captured during follow-on HTTP/HTTPS requests by a malicious actor through a...

CVE-2018-0025 Junos OS: SRX Series: Credentials exposed when using HTTP and HTTPS Firewall Pass-through User Authentication

When an SRX Series device is configured to use HTTP/HTTPS pass-through authentication services, a client sending authentication credentials in the initial HTTP/HTTPS session is at risk that these credentials may be captured during follow-on HTTP/HTTPS requests by a malicious actor through a...

WordPress Redirection Redirection Vulnerability

WordPress is the WordPress Software Foundation a set of blogging platform developed using the PHP language , the platform supports PHP and MySQL server set up a personal blog site . Redirection is one of the redirection plug-ins used to manage the 301 redirection and tracking 404 errors . A...

Design/Logic Flaw

Redirection version 2.7.3 contains a ACE via file inclusion vulnerability in Pass-through mode that can result in allows admins to execute any PHP file in the filesystem. This attack appear to be exploitable via Attacker must be have access to an admin account on the target site. This vulnerabili...

CVE-2018-1000504

CVE-2018-1000504 affects Redirection version 2.7.3 in Pass-through mode, exposing an ACE file-inclusion vulnerability that can allow an admin to execute arbitrary PHP files on the filesystem. The issue requires admin access to the target site and is reported as fixed in version 2.8. The connected...

CVE-2018-1000504

Redirection version 2.7.3 contains a ACE via file inclusion vulnerability in Pass-through mode that can result in allows admins to execute any PHP file in the filesystem. This attack appear to be exploitable via Attacker must be have access to an admin account on the target site. This vulnerabili...

SUSE SLES11 Security Update : libvirt (SUSE-SU-2018:1475-1) (Spectre)

This update for libvirt fixes the following issues : - CVE-2018-3639: cpu: Added support for 'ssbd' and 'virt-ssbd' CPUID feature bits pass through. Note that Tenable Network Security has extracted the preceding description block directly from the SUSE security advisory. Tenable has attempted to...

UBUNTU-CVE-2017-14431

Memory leak in Xen 3.3 through 4.8.x allows guest OS users to cause a denial of service ARM or x86 AMD host OS memory consumption by continually rebooting, because certain cleanup is skipped if no pass-through device was ever assigned, aka XSA-207...

DEBIAN-CVE-2017-14431

Memory leak in Xen 3.3 through 4.8.x allows guest OS users to cause a denial of service ARM or x86 AMD host OS memory consumption by continually rebooting, because certain cleanup is skipped if no pass-through device was ever assigned, aka XSA-207...

IBM WebSphere MQ Internet Pass-Thru Denial of Service Vulnerability

IBM WebSphere MQ is a messaging middleware product of the United States IBM Corporation.IBM WebSphere MQ Internet Pass-Thru MQIPT is a WebSphere MQ product based on the implementation of the remote site and the Internet for the implementation of messaging between the extension. A denial of servic...

CVE-2016-4863

The Toshiba FlashAir SD-WD/WC series Class 6 model with firmware version 1.00.04 and later, FlashAir SD-WD/WC series Class 10 model W-02 with firmware version 2.00.02 and later, FlashAir SD-WE series Class 10 model W-03, FlashAir Class 6 model with firmware version 1.00.04 and later, FlashAir II...

ARM guests may induce host asynchronous abort

ISSUE DESCRIPTION Depending on how the hardware and firmware have been integrated, guest-triggered asynchronous aborts SError on ARMv8 may be received by the hypervisor. The current action is to crash the host. A guest might trigger an asynchronous abort when accessing memory mapped hardware in a...

Single Sign on Support for Linux Receiver

This article is intended for Citrix administrators and technical teams only. Non-admin users must contact their company’s Help Desk/IT support team and can refer to CTX297149 for more information. Question The client wants to achieve authenticated access to XenApp/XenDesktop infrastructure via...

Cisco Web Security Appliance Denial of Service Vulnerability (CNVD-2016-04428)

Cisco Web Security Appliance WSA is a set of Web security appliances from Cisco USA. The appliance provides SaaS-based access control, real-time network reporting and tracking, and the development of security policies. A security vulnerability exists in the Cisco WSA's native pass-through FTP...