#Research

Bridging the Security Gap: Mitigating Lateral Movement Risks from On-Premises to Cloud Environments

This blog post will discuss lateral movement risks from on-prem to the cloud. We will explain attacker TTPs, and outline best practices for cloud builders and defenders to help secure their cloud environments and mitigate risk.

Exploitable and unpatched KeePass vulnerability: everything you need to know

Detect and mitigate CVE-2023-32784, a vulnerability in KeePass which allows the extraction of the master password in cleartext from the application's memory.

#BrokenSesame: Accidental ‘write’ permissions to private registry allowed potential RCE to Alibaba Cloud Database Services

A container escape vulnerability, combined with accidental 'write' permissions to a private registry, opened a backdoor for Wiz Research to access Alibaba Cloud databases and potentially compromise its services through a supply-chain attack

Microsoft April 2023 Patch Tuesday Highlights: everything you need to know

Detect and mitigate CVE-2023-28252, EoP vulnerability exploited in the wild, and CVE-2023-21554, a critical RCE vulnerability. Organizations should patch urgently.

Intro to forensics in the cloud: A container was compromised. What’s next?

Learn what tools and data sources you need to use in cloud forensics investigation and how they come into practice in a real-life example.

BingBang: How a simple developer mistake could have led to Bing.com takeover

How a misconfiguration in a Microsoft Bing.com application allowed Wiz Research to modify Bing’s search results – and potentially compromise the private data of millions of Bing users

BingBang: AAD misconfiguration led to Bing.com results manipulation and account takeover

How Wiz Research found a common misconfiguration in Azure Active Directory that compromised multiple Microsoft applications, including a Bing management portal

Using Service Control Policies to protect security baselines

Service Control Policies (SCPs) can be a great way to prevent actions from happening in AWS accounts. In this post, we will illustrate a specific use case of SCPs that protects the security baseline, or landing zone, configuration you’ve created for accounts

CVE-2023-25610 a critical RCE vulnerability in FortiOS: everything you need to know

CVE-2023-25610 is a critical RCE vulnerability in FortiOS. This vulnerability is a buffer underwrite bug in the administrative interface which could allow a remote unauthenticated attacker to execute code using specially crafted requests. Affected customers should patch immediately.

From Pod Security Policies to Pod Security Standards – a Migration Guide

Pod Security Policies were removed in Kubernetes v1.25 — learn how to migrate from Pod Security Policies to Pod Security Standards

Redirection Roulette: Thousands of hijacked websites in East Asia redirecting visitors to other sites

Since early September 2022, tens of thousands of websites aimed at East Asian audiences have been hacked, redirecting hundreds of thousands of their users to adult-themed content.

Lateral movement risks in the cloud and how to prevent them – Part 3: from compromised cloud resource to Kubernetes cluster takeover

In this third blog post, we will discuss lateral movement risks from the cloud to Kubernetes. We will explain attacker TTPs, and outline best practices for cloud builders and defenders to help secure their cloud environments and mitigate risk.

Ransomware attacks targeting VMware ESXi servers: everything you need to know

Recent attacks leverage CVE-2021-21974 to install ransomware on VMWare ESXi servers. Security teams are advised to patch and stay vigilant for indicators of compromise.

The State of the Cloud 2023

Wiz's State of the Cloud 2023 report provides analysis of trends in cloud usage such as multi-cloud, use of managed services and more. In addition, the report highlights notable cloud risks based on insights from 30% of Fortune 100 enterprise cloud environments

Enhancing Kubernetes security with user namespaces

Learn how to improve cluster security with user namespaces, a new feature introduced in Kubernetes v1.25.

CVE-2022-44877, critical RCE in CentOS Control Web Panel exploited in the wild: everything you need to know

Detect and mitigate CVE-2022-44877, a CentOS Control Web Panel (CWP) unauthenticated RCE exploited in the wild. Security teams are advised to patch urgently.

Hunting for signs of persistence in the cloud: an IR guide following the CircleCI incident

Learn how to detect malicious persistence techniques in AWS, GCP & Azure after potential initial compromise, like with the CircleCI incident

Lateral movement risks in the cloud and how to prevent them – Part 2: from compromised container to cloud takeover

In this second blog post, we will discuss lateral movement risks from Kubernetes to the cloud. We will explain attacker TTPs, and outline best practices for security practitioners and cloud builders to help secure their cloud environments and mitigate risk.

Malicious PyTorch dependency 'torchtriton' on PyPI: everything you need to know

The developers of PyTorch (a popular machine-learning framework) recently identified a malicious dependency confusion attack on the open-source project. Security teams are advised to check for infected resources and rotate any exposed keys.

Introducing PEACH, a tenant isolation framework for cloud applications

A step-by-step framework for modeling and improving SaaS and PaaS tenant isolation by reducing your cloud applications’ attack surface

Secret-based cloud supply-chain attacks: Case study and lessons for security teams

CI/CD pipelines, as an essential part of the software development process, are an attractive target to malicious actors. Based on our research of cloud environments, we share common misconfigurations and provide tips on how to remediate them in order to prevent supply-chain attacks.

Hell’s Keychain: Supply-chain vulnerability in IBM Cloud Databases for PostgreSQL allows potential unauthorized database access

How IBM Cloud caught us exploring its infrastructure and how a hardcoded secret eventually led to build artifact access and manipulation

Lateral movement risks in the cloud and how to prevent them – Part 1: the network layer (VPC)

In this first blog post, we will introduce lateral movement as it pertains to the VPC. We will discuss attacker TTPs, and outline best practices for security practitioners and cloud builders to help secure their cloud environment and reduce risk.

AttachMe: critical OCI vulnerability allows unauthorized access to customer cloud storage volumes

Before it was patched, #AttachMe could have allowed attackers to access and modify any other users' OCI storage volumes without authorization, thereby violating cloud isolation. Upon disclosure, the vulnerability was fixed within hours by Oracle. No customer action was required.

The cloud has an isolation problem: PostgreSQL vulnerabilities affect multiple cloud vendors

How Wiz Research uncovered multiple related vulnerabilities in PostgreSQL-as-a-Service offerings from GCP, Azure, and others.

Securing Azure middleware agents with new auto-patching capabilities

Wiz finds Azure customers remain unpatched from cloud middleware vulnerability and collaborates with Microsoft to introduce an auto-patching solution against cloud middleware security issues and make the cloud safer

Revisiting OMI: Analysis of CVE-2022-29149, a privilege escalation vulnerability in Azure OMI

Affected organizations are required to update installed agents that use the OMI cloud middleware software

Wiz Research discovers "ExtraReplica"— a cross-account database vulnerability in Azure PostgreSQL

Wiz Research discovers a chain of critical vulnerabilities in the widely used Azure Database for PostgreSQL Flexible Server.

Hardening your cloud environment against LAPSUS$-like threat actors

Learn how to harden your cloud environment against LAPSUS$-like threat actors

The top cloud security threats to be aware of in 2022

As more organizations move to the cloud, so do attackers. What can you do to better protect your cloud environment in 2022? Wiz Research has compiled the most pressing cloud security threats and how you can protect against them.

NotLegit: Azure App Service vulnerability exposed hundreds of source code repositories

Read about the NotLegit vulnerability discovered by the Wiz Research Team, where the Azure App Service exposed hundreds of source code repositories

Log4Shell 10 days later: Enterprises halfway through patching

Wiz and EY (Ernest & Young) analyzed more than 200 enterprise cloud environments with thousands of cloud accounts. The results were striking: While 93% of all cloud environments are at risk from Log4Shell, on average organizations have patched 45% of their vulnerable cloud resources by Day 10.

ChaosDB explained: Azure's Cosmos DB vulnerability walkthrough

This is the full story of the Azure ChaosDB Vulnerability that was discovered and disclosed by the Wiz Research Team, where we were able to gain complete unrestricted access to the databases of several thousand Microsoft Azure customers.

How we broke the cloud with two lines of code: the full story of ChaosDB

A summary and recording of Wiz's talk at BlackHat Europe 2021: the full extent of ChaosDB, the impact it had, and the questions it raises about security in managed cloud services.

Protecting cloud environments from the new critical Apache HTTP Server vulnerability

Learn how to protect cloud environments from the new critical Apache HTTP Server vulnerability.

OMIGOD: Critical Vulnerabilities in OMI Affecting Countless Azure Customers

Wiz Research recently found 4 critical vulnerabilities in OMI, which is one of Azure's most ubiquitous yet least known software agents and is deployed on a large portion of Linux VMs in Azure.

“Secret” Agent Exposes Azure Customers To Unauthorized Code Execution

Wiz Research recently discovered a series of alarming vulnerabilities that highlight the supply chain risk of open source code, particularly for customers of cloud computing services.

ChaosDB: How to discover your vulnerable Azure Cosmos DBs and protect them

Wiz Research found an unprecedented critical vulnerability in Azure Cosmos DB. The vulnerability gives any Azure user full admin access (read, write, delete) to another customers Cosmos DB instances without authorization.

ChaosDB: How we hacked thousands of Azure customers’ databases

As part of building a market-leading CNAPP, Wiz Research is constantly looking for new attack surfaces in the cloud. Two weeks ago we discovered an unprecedented breach that affects Azure’s flagship database service, Cosmos DB.

Is your organization leaking sensitive Dynamic DNS data? Here’s how to find out

At Black Hat on Wednesday, Wiz researchers disclosed a vulnerability in DNS hosting services that affects millions of corporate endpoints.

Black Hat 2021: How isolated is your AWS cloud environment?

Last November, Wiz Research mapped all the services in AWS that allow access from other accounts to see if any of them might inadvertently expose customers and discovered 3 vulnerabilities in different AWS services that allowed anyone to read or write into the accounts of other AWS customers.

Black Hat 2021: DNS loophole makes nation-state level spying as easy as registering a domain

Wiz CTO Ami Luttwak discusses a new class of vulnerabilities discovered by Wiz Research, which exposed valuable dynamic DNS data from millions of endpoints worldwide.

82% of companies unknowingly give 3rd parties access to all their cloud data

Cloud identity permissions are complex. So complex that innocent looking permissions provided to 3rd party vendors can lead to unintended exposure of all of your data.

Recent Linux sudo vulnerability affects a major percent of cloud workloads

With an estimated 90% of cloud workloads running Linux based OS, with sudo being common across distributions, many Linux cloud assets are at risk and may be affected. Versions released as far back as 2011 are affected by this vulnerability.

The SolarWinds Attack

SolarWinds attack explained by Wiz CTO Ami Luttwak