VMware ESXi 缓冲区错误漏洞

VMware ESXi is a server virtualization platform from VMware that can be installed directly on physical servers. A buffer error vulnerability exists in VMware ESXi, which originates from an out-of-bounds read of heap memory by OpenSLP in the product, which can be triggered by malicious access on...

VMSA-2021-0014:VMware ESXi updates address authentication and denial of service vulnerabilities

Advisory ID: VMSA-2021-0014.1 CVSSv3 Range: 5.3-7.0 Issue Date:2021-07-13 Updated On: 2021-08-24 CVEs: CVE-2021-21994, CVE-2021-21995 Synopsis: VMware ESXi updates address authentication and denial of service vulnerabilities CVE-2021-21994, CVE-2021-21995 RSS Feed Download PDF Download Text File...

Linux Variant of REvil Ransomware Targets VMware’s ESXi, NAS Devices

UPDATE Cybercriminals behind a string of high-profile ransomware attacks, including one extorting $11 million from JBS Foods last month, have ported their malware code to the Linux operating system. The unusual move is an attempt to target VMware’s ESXi virtual machine management software and...

kernel security and bug fix update

An update is available for kernel. This update affects Rocky Linux 8. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list The kernel packages contain the Linux kernel, the core of any Linux operating...

RLSA-2021:2570 Important: kernel security and bug fix update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: use-after-free in net/bluetooth/hcievent.c when destroying an hcichan CVE-2021-33034 kernel: security bypass in certs/blacklist.c and certs/systemkeyring.c CVE-2020-26541 For more details...

VMware ESXi OpenSLP Heap Overflow

!/usr/bin/python3 CVE-2021-21974 PoC Exploit By: Johnny Yu @staightblast Tested against: 1 VMware ESXi 6.7.0 build-14320388 ; VMware ESXi 6.7.0 Update 3 2 VMware ESXi 6.7.0 build-16316930 ; VMware ESXi 6.7.0 Update 3 import sys import time import trace import queue import struct import socket...

VMware ESXi OpenSLP Heap Overflow Exploit

Proof of concept exploit for the OpenSLP heap overflow in VMware ESXi versions 7.0 before ESXi70U1c-17325551, 6.7 before ESXi670-202102401-SG, and 6.5 before ESXi650-202102101-SG. !/usr/bin/python3 CVE-2021-21974 PoC Exploit By: Johnny Yu @staightblast Tested against: 1 VMware ESXi 6.7.0...

ESXi OpenSLP堆溢出漏洞（CVE-2021-21974）

My RCE PoC walkthrough for CVE-2021–21974 VMware ESXi OpenSLP heap-overflow vulnerability Introduction During a recent engagement, I discovered a machine that is running VMware ESXi 6.7.0. Upon inspecting any known vulnerabilities associated with this version of the software, I identified it may ...

Threat spotlight: DarkSide, the ransomware used in the Colonial Pipeline attack

Late last week, the business network systems of Colonial Pipeline, the biggest supplier of fuels on the East Coast of the United States, were compromised due to a ransomware attack, forcing the company to temporarily shut down its operations while investigations are underway. Monday morning,...

The vulnerability of the configuration management system and remote execution capabilities of SaltStack Salt, related to errors in the certificate validation process, allows a perpetrator to carry out a “man-in-the-middle” attack.

The vulnerability of the configuration management system and the remote execution of operations in SaltStack Salt is related to errors in the certificate validation process on vCenter, vSphere, and ESXi servers. Exploiting this vulnerability allows a malicious actor to carry out a...

Man-in-the-Middle

salt is vulnerable to man-in-the-middle attack. The vulnerability exists because authentication to vcenter, vsphere, and esxi server does not always verify the SSL/TLS certificate...

Authentication flaw

In SaltStack Salt before 3002.5, authentication to VMware vcenter, vsphere, and esxi servers in the vmware.py files does not always validate the SSL/TLS certificate...

PYSEC-2021-74

In SaltStack Salt before 3002.5, authentication to VMware vcenter, vsphere, and esxi servers in the vmware.py files does not always validate the SSL/TLS certificate...

UBUNTU-CVE-2020-28972

In SaltStack Salt before 3002.5, authentication to VMware vcenter, vsphere, and esxi servers in the vmware.py files does not always validate the SSL/TLS certificate...

CVE-2020-28972

SaltStack Salt CVE-2020-28972 : A vulnerability in Salt before 3002.5 allows authentication to VMware vcenter, vSphere, and ESXi servers via the vmware.py code paths without always validating SSL/TLS certificates. The issue stems from improper certificate validation in the SSL/TLS verification fl...

Saltstack SaltStack Salt 信任管理问题漏洞

SaltStack Salt is a set of open source tools for managing infrastructure from SaltStack Saltstack. The tool provides configuration management, remote execution, and other features. A security vulnerability exists in SaltStack Salt versions prior to Salt 3002.5, which stems from the fact that...

ESXi 6.5 / 6.7 / 7.0 RCE (VMSA-2021-0002)

The remote VMware ESXi host is version 6.5, 6.7 or 7.0 and is affected by a remote code execution vulnerability. OpenSLP as used in ESXi 7.0 before ESXi70U1c-17325551, 6.7 before ESXi670-202102401-SG, 6.5 before ESXi650-202102101-SG has a heap-overflow vulnerability. A malicious actor residing...

VMware vCenter Server CVE-2021-21972 Remote Code Execution Vulnerability: What You Need to Know

This blog post was co-authored by Bob Rudis and Caitlin Condon. What’s up? On Feb. 23, 2021, VMware published an advisory VMSA-2021-0002 describing three weaknesses affecting VMware ESXi, VMware vCenter Server, and VMware Cloud Foundation. Before digging into the individual vulnerabilities, it is...

CVE-2021-21974

OpenSLP as used in ESXi 7.0 before ESXi70U1c-17325551, 6.7 before ESXi670-202102401-SG, 6.5 before ESXi650-202102101-SG has a heap-overflow vulnerability. A malicious actor residing within the same network segment as ESXi who has access to port 427 may be able to trigger the heap-overflow issue i...

CVE-2021-21974

OpenSLP as used in ESXi 7.0 before ESXi70U1c-17325551, 6.7 before ESXi670-202102401-SG, 6.5 before ESXi650-202102101-SG has a heap-overflow vulnerability. A malicious actor residing within the same network segment as ESXi who has access to port 427 may be able to trigger the heap-overflow issue i...