CVE-2019-5021: Alpine Docker Image ‘null root password’ Vulnerability

Aqua Cloud Native Blog

Expert insight, best practices and advice on cloud native security, trends, threat intelligence and compliance.

SECURITY RESEARCH

CVE-2019-5021: Alpine Docker Image ‘null root password’ Vulnerability

A new vulnerability that impacts Alpine Docker images was published last week. The vulnerability is due to the ‘root’ user password which is set, by default, to NULL on Alpine Docker images from version 3.3 or higher.

KUBERNETES SECURITY

Aqua Operator: Automating Security for Kubernetes

Aqua recently developed a Kubernetes Operator that was successfully tested and validated by Red Hat standards for integration and supportability. Before we tell you about our new OpenShift-certified Operator, let’s get some context about what an Operator is.

VULNERABILITY MANAGEMENT

Vulnerabilities in the Container Ecosystem: A Brief History

Now that containers have been around for a few years and have had their share of disclosed vulnerabilities, it’s time to revisit some of the more interesting ones and see if there’s a recurring theme or any underlying trend to highlight.

SOFTWARE SUPPLY CHAIN SECURITY

Docker Hub Unauthorized Access Incident: What You Should Know

A few days ago, Docker discovered that a database holding the credentials of some 190,000 Docker Hub accounts was exposed to unauthorized access (about 5% of all Docker Hub accounts). We’ve been getting questions from customers on this, so I wanted to set the record straight on what we know and what we recommend doing.

SERVERLESS SECURITY

Knative: The Serverless Environment for Kubernetes Fans

Knative is the newest member of serverless environments that is gaining significant interest and generating a great deal of hype in the Kubernetes/Cloud Native community. It’s an open source framework that was designed to enable the development and deployment of container-based serverless applications that are easy to transport between cloud providers.

KUBERNETES SECURITY

Security Configuration Benchmarks for Kubernetes

When you’re running Kubernetes, how do you know whether it’s configured securely? Kubernetes is a complex system, with several control plane components, each of which has numerous configuration parameters. In some cases, it’s clear that a parameter will have an impact on Kubernetes security – for example, providing keys and certificates for setting up secure …

Expert Insights

Gartner Names Container Security Among Top 10 Security Projects for 2019

In their recent research note, Top 10 Security Projects for 2019*, Gartner analysts highlighted ten initiatives that Security and Risk Management leaders should implement or improve in 2019. Container security is on this list.

Securing AWS App Mesh With Aqua

We’re excited to be launch partners for AWS App Mesh, officially announced today at the Santa Clara AWS Summit. Aqua provides fine-grained protection to microservices-based applications that use AWS App Mesh, by ensuring that the microservices infrastructure conforms to the organization’s security policy, and by providing visibility and control over App Mesh network traffic.

SERVERLESS SECURITY

Securing Serverless Functions with Aqua

Serverless is generating significant interest and hype, backed up by real-world adoption, and creating a need for better security controls. I’ve been working with our customers to create the right approach and tooling to protect their FaaS environments ,and from this research, given the extremely short duration of function execution (in many cases, sub-second) and …

KUBERNETES SECURITY

Istio: Canary Deployments, Dynamic Routing & Tracing

In this series of blog posts we had an introduction to Istio, and an overview of its security features. This post completes the series with a look at how we can leverage Istio’s traffic control features to provide increased observability and control over the operation and deployment of our applications.

SECURITY RESEARCH

Mitigating High Severity RunC Vulnerability (CVE-2019-5736)

Yesterday it was disclosed that a new high severity (CVSS score 7.2) vulnerability (CVE-2019-5736) was found in runc, that allows an attacker to potentially compromise the container host. Patches are already available from most providers (see below). Aqua customers can also prevent this vulnerability from being exploited by applying the appropriate runtime policies.

CONTAINER SECURITY

Amazon Firecracker: Isolating Serverless Containers and Functions

Infrastructure protection, sandboxed containers, MicroVM hypervisors– these are interchangeable terms describing emerging technologies to isolate micro-services from their underlying infrastructure. These isolation technologies aim to protect the underlying host that runs containers and functions against malicious escape and breakout attempts into other targets on the same host or on the shared infrastructure. They attempt to provide VM-level isolation …

Page 33 of 38‹ Prev 29 30 31 323334 35 36 37 Next ›

Need to secure enterprise workloads?

Aqua Cloud Native Application Protection Platform (CNAPP)

Go cloud native with the experts!

Get Demo

Aqua Security is the pioneer in securing containerized cloud native applications from development to production. Aqua's full lifecycle solution prevents attacks by enforcing pre-deployment hygiene and mitigates attacks in real time in production, reducing mean time to repair and overall business risk. The Aqua Platform, a Cloud Native Application Protection Platform (CNAPP), integrates security from Code to Cloud, combining the power of agent and agentless technology into a single solution. With enterprise scale that doesn’t slow development pipelines, Aqua secures your future in the cloud. Founded in 2015, Aqua is headquartered in Boston, MA and Ramat Gan, IL protecting over 500 of the world’s largest enterprises.

Read Aqua Security reviews on G2

Use Cases

Environments

Partners

Products

Get Started

Copyright © 2025 Aqua Security Software Ltd. Privacy Policy | Terms of Use | Cookie Policy | |