Debian DSA-4980-1 : qemu - security update

The remote Debian 11 host has packages installed that are affected by multiple vulnerabilities as referenced in the dsa-4980 advisory. Multiple security issues were discovered in QEMU, a fast processor emulator, which could result in denial of service or the the execution of arbitrary code. For t...

Exploit for OS Command Injection in Dlink Dir-859_Firmware

IoT-vulhub 受 Vulhub 项目的启发，希望做一个 IoT 版的固件漏洞复现环境。 安装 在 Ubuntu 20.04 下安装 docker 和 docker-compose： sh 安装 pip $ curl -s https://bootstrap.pypa.io/get-pip.py | python3 安装最新版 docker $ curl -s https://get.docker.com/ | sh 启动 docker 服务 $ systemctl start docker 安装 docker-compose $ python3 -m pip install...

Linux Implementation of Cobalt Strike Beacon Targeting Organizations Worldwide

Researchers on Monday took the wraps off a newly discovered Linux and Windows re-implementation of Cobalt Strike Beacon that's actively set its sights on government, telecommunications, information technology, and financial institutions in the wild. The as-yet undetected version of the penetratio...

Debian: Security Advisory (DLA-2753-1)

The remote host is missing an update for the Debian SPDX-FileCopyrightText: 2021 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

Denial Of Service

qemu is vulnerable to denial of service. The vulnerability exists due to an out-of-bounds write flaw was found in the UAS USB Attached SCSI device emulation of QEMU...

Speakeasy - Windows Kernel And User Mode Emulation

Speakeasy is a portable, modular, binary emulator designed to emulate Windows kernel and user mode malware. Check out the overview in the first Speakeasy blog post. Instead of attempting to perform dynamic analysis using an entire virtualized operating system, Speakeasy will emulate specific...

DEBIAN-CVE-2021-3713

An out-of-bounds write flaw was found in the UAS USB Attached SCSI device emulation of QEMU in versions prior to 6.2.0-rc0. The device uses the guest supplied stream number unchecked, which can lead to out-of-bounds access to the UASDevice-data3 and UASDevice-status3 fields. A malicious guest use...

CVE-2021-3713

An out-of-bounds write flaw was found in the UAS USB Attached SCSI device emulation of QEMU in versions prior to 6.2.0-rc0. The device uses the guest supplied stream number unchecked, which can lead to out-of-bounds access to the UASDevice-data3 and UASDevice-status3 fields. A malicious guest use...

python-lxml: mXSS due to the use of improper parser

A Cross-site Scripting XSS vulnerability was found in the python-lxml's clean module. The module's parser did not properly imitate browsers, causing different behaviors between the sanitizer and the user's page. This flaw allows a remote attacker to run arbitrary HTML/JS code. The highest threat...

GitLab has an unspecified vulnerability (CNVD-2021-66915)

GitLab is a self-hosted, Git version control system project repository application developed in Ruby on Rails by GitLab, Inc. The application can be used to access a project's file content, commit history, bug list, etc. A security vulnerability exists in Gitlab, which stems from the product's la...

GitLab 安全漏洞

GitLab is a self-hosted, Git version control system project repository application developed in Ruby on Rails by GitLab, Inc. The application can be used to access a project's file content, commit history, bug list, etc. A security vulnerability exists in Gitlab, which stems from the product's la...

Ping Identity RSA SecurID Integration Kit 访问控制错误漏洞

The Ping Identity RSA SecurID Integration Kit is Ping Identity's PingFederate Integration Kit for RSA SecurID® that adds Identity Provider IdP integration options to PingFederate by providing an RSA SecurID adapter that acts as an RSA® Authentication Agent. Program IdP integration option to...

CVE-2021-3713

An out-of-bounds write flaw was found in the UAS USB Attached SCSI device emulation of QEMU. The device uses the guest supplied stream number unchecked, which can lead to out-of-bounds access to the UASDevice-data3 and UASDevice-status3 fields. A malicious guest user could use this flaw to crash...

Deamon Tools Pro 输入验证错误漏洞

Deamon Tools Pro is a simulation emulation software that facilitates the creation and installation of images. An input validation error vulnerability exists in Deamon Tools Pro. No information about this vulnerability is available at this time, so please stay tuned to CNNVD or the vendor...

Denial Of Service (DoS)

qemu is vulnerable to denial of service. A NULL pointer dereference flaw in the SCSI emulation support allows a privileged guest user to crash the QEMU process on the host, resulting in a denial of service...

Palo Alto Networks PAN-OS 安全特征问题漏洞

Palo Alto Networks PAN-OS is an operating system developed by Palo Alto Networks, Inc. for its firewall appliances. A security vulnerability exists in the Palo Alto Networks PAN-OS web interface that stems from the affected product's use of a cryptographically weak pseudo-random number generator...

QEMU: net: Infinite loop in loopback mode may lead to stack overflow

A potential stack overflow via infinite loop issue was found in various NIC emulators of QEMU. The issue occurs in loopback mode of a NIC wherein reentrant DMA checks get bypassed. A guest user/process may use this flaw to consume CPU cycles or crash the QEMU process on the host resulting in DoS...

Tenacity – An Adversary Emulation Tool for Persistence

Persistence is one of the more sought-after techniques of an attacker or adversary. Persistence is achieved through a set of tactics or techniques that adversaries use to maintain their foothold on compromised systems across restarts, changed credentials, and other interruptions that could cut of...

Design/Logic Flaw

A flaw was found in the USB redirector device emulation of QEMU in versions prior to 6.1.0-rc2. It occurs when dropping packets during a bulk transfer from a SPICE client due to the packet queue being full. A malicious SPICE client could use this flaw to make QEMU call free with faked heap chunk...

CVE-2021-3682

A flaw was found in the USB redirector device emulation of QEMU in versions prior to 6.1.0-rc2. It occurs when dropping packets during a bulk transfer from a SPICE client due to the packet queue being full. A malicious SPICE client could use this flaw to make QEMU call free with faked heap chunk...