Tomcat in the Crosshairs: New Research Reveals Ongoing Attacks

Aqua Cloud Native Blog \ Tags: Security Threats

SECURITY RESEARCH

Tomcat in the Crosshairs: New Research Reveals Ongoing Attacks

News headlines reported that it took just 30 hours for attackers to exploit a newly discovered vulnerability in Apache Tomcat servers. But what does this mean for workloads relying on Tomcat? Aqua Nautilus researchers discovered a new attack campaign targeting Apache Tomcat. In this blog, we shed light on newly discovered malware that targets Tomcat …

VULNERABILITY MANAGEMENT

IngressNightmare Vulnerabilities: All You Need to Know

CVE-2025-1974 * CVE-2025-24514 * CVE-2025-1097 * CVE-2025-1098 * CVE-2025-24513

On March 24, 2025, a set of critical vulnerabilities (CVE-2025-1097, CVE-2025-1098, CVE-2025-24514, and CVE-2025-1974 — collectively referred to as IngressNightmare was disclosed in the ingress-nginx Controller for Kubernetes. These vulnerabilities could lead to a complete cluster takeover by granting attackers unauthorized access to all secrets stored across all namespaces in the Kubernetes cluster.

RUNTIME SECURITY

Supply Chain Security Risk: GitHub Action tj-actions/changed-files Compromised

On March 14th, 2025, security researchers discovered a critical software supply chain vulnerability in the widely-used GitHub Action tj-actions/changed-files (CVE-2025-30066). This vulnerability allows remote attackers to expose CI/CD secrets via the action’s build logs. The issue affects users who rely on the tj-actions/changed-files action in GitHub workflows to track changed files within a pull request. …

SECURITY RESEARCH

OPA Gatekeeper Bypass Reveals Risks in Kubernetes Policy Engines

Security Threat

Implementing Kubernetes securely can be a daunting task. Fortunately, there are tools in the K8s toolshed that provide out-of-the-box solutions using a single click. One such tools is OPA Gatekeeper. It is a great out-of-the-box security checkpoint to enforce security policies on Kubernetes. But are users using it correctly? Do they understand its limitations? Our …

SECURITY RESEARCH

300,000+ Prometheus Servers and Exporters Exposed to DoS Attacks

Security Threat

In this research, we uncovered several vulnerabilities and security flaws within the Prometheus ecosystem. These findings span across three major areas: information disclosure, denial-of-service (DoS), and code execution. We found that exposed Prometheus servers or exporters, often lacking proper authentication, allowed attackers to easily gather sensitive information, such as credentials and API keys.

SECURITY RESEARCH

Matrix Unleashes A New Widespread DDoS Campaign

Security Threat

Aqua Nautilus researchers uncovered a new and widespread Distributed Denial-of-Service (DDoS) campaign orchestrated by a threat actor named Matrix. Triggered by activities detected on our honeypots, this investigation dives deep into Matrix’s methods, targets, tools, and overall goals.

SECURITY RESEARCH

Threat Actors Hijack Misconfigured Servers for Live Sports Streaming

Security Threat

To keep up with the ever-evolving world of cybersecurity, Aqua Nautilus researchers deploy honeypots that mimic real-world development environments. During a recent threat-hunting operation, they uncovered a surprising new attack vector: threat actors using misconfigured servers to hijack environments for streaming sports events. By exploiting misconfigured JupyterLab and Jupyter Notebook applications, attackers drop live streaming …

SECURITY RESEARCH

TeamTNT’s Docker Gatling Gun Campaign

Security Threat

Long time no see, Aqua Nautilus researchers have identified a new campaign in the making by TeamTNT, a notorious hacking group. In this campaign, TeamTNT appears to be returning to its roots while preparing for a large-scale attack on cloud native environments. The group is currently targeting exposed Docker daemons to deploy Sliver malware, a …

SECURITY RESEARCH

AWS CDK Risk: Exploiting a Missing S3 Bucket Allowed Account Takeover

Security Threat

In June 2024, we uncovered a security issue related to the AWS Cloud Development Kit (CDK), an open-source project. This discovery adds to the six other vulnerabilities we discovered within AWS services. The impact of this issue could, in certain scenarios (outlined in the blog), allow an attacker to gain administrative access to a target AWS account, …

SECURITY RESEARCH

perfctl: A Stealthy Malware Targeting Millions of Linux Servers

Security Threat

In this blog post, Aqua Nautilus researchers aim to shed light on a Linux malware that, over the past 3-4 years, has actively sought more than 20,000 types of misconfigurations in order to target and exploit Linux servers. If you have a Linux server connected to the internet, you could be at risk. In fact, …

SECURITY RESEARCH

CUPS: A Critical 9.9 Linux Vulnerability Reviewed

Security Threat

In the past couple of days there has been many troubling publications and discussions about a mysterious critical Linux vulnerability allowing remote code execution. While this headline is very alarming, after diving into details there are many preconditions that cool down the level of alertness. Aqua Security researchers have looked into the content that was …

SECURITY RESEARCH

Hadooken Malware Targets Weblogic Applications

Aqua Nautilus researchers identified a new Linux malware targeting Weblogic servers. The main payload calls itself Hadooken which we think is referring to the attack “surge fist” in the Street Fighter series. When Hadooken is executed, it drops a Tsunami malware and deploys a cryptominer. In this blog, we explain the malware, its components, and …

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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.

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