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Security & Compliance

Securing Your E-commerce APIs: Preventing Remote Code Execution (RCE) via eval block syntax flaws in Perl Implementations

Understanding Perl’s `eval` Block Syntax and its RCE Vulnerabilities Many legacy e-commerce platforms, or those with custom integrations, might still leverage Perl for backend services or API endpoints. A particularly insidious vulnerability class in Perl arises from the misuse of the `eval` function, specifically when it’s used to execute dynamically generated code. While `eval` can […]

An Auditor’s Checklist for Securing C Backends on AWS

IAM Policy Granularity for C Backends A common pitfall when securing C backends on AWS is overly permissive IAM roles. Auditors will scrutinize the principle of least privilege. For a C application running on EC2, ECS, or EKS, its IAM role should only grant the specific permissions required for its operational tasks. This means avoiding […]

How We Audited a High-Traffic WordPress Enterprise Stack on OVH and Mitigated SQL Injection (SQLi) in customized checkout queries

Auditing the OVH WordPress Enterprise Stack: A Deep Dive into Security and Performance Our engagement involved a high-traffic WordPress enterprise deployment hosted on OVH’s dedicated server infrastructure. The primary objectives were to identify and remediate security vulnerabilities, with a specific focus on a critical SQL injection (SQLi) flaw discovered within custom checkout query logic, and […]

How We Audited a High-Traffic Shopify Enterprise Stack on Linode and Mitigated Race conditions during high-concurrency payment processing

Initial Stack Assessment: Shopify Enterprise on Linode Our engagement began with a deep dive into a high-traffic Shopify Enterprise deployment hosted on Linode. The stack was a complex, multi-layered system designed for peak performance and availability. Key components included: Frontend: A custom-built React application served via a CDN, with dynamic content fetched from the backend. […]

Mitigating OWASP Top 10 Risks: Finding and Patching Broken Object Level Authorization (BOLA) in API gateway endpoints in Laravel

Understanding Broken Object Level Authorization (BOLA) in APIs Broken Object Level Authorization (BOLA), also known as Insecure Direct Object References (IDOR) in API contexts, is a critical vulnerability where an API endpoint allows a user to access or manipulate objects they are not authorized to. This often occurs when an API endpoint directly exposes identifiers […]

How We Audited a High-Traffic Magento 2 Enterprise Stack on AWS and Mitigated XML External Entity (XXE) injection in old SOAP integrations

Initial Stack Assessment and Threat Landscape Our engagement began with a deep dive into a high-traffic Magento 2 Enterprise Edition stack hosted on AWS. The primary concern was a recent security audit that flagged potential XML External Entity (XXE) injection vulnerabilities, specifically within legacy SOAP integrations. These integrations, often developed years prior and maintained by […]

An Auditor’s Checklist for Securing Laravel Backends on AWS

AWS IAM: Principle of Least Privilege for Laravel Applications A fundamental tenet of secure cloud deployments is adhering to the principle of least privilege. For Laravel applications hosted on AWS, this translates to meticulously configuring Identity and Access Management (IAM) roles and policies. Avoid using overly permissive policies like AdministratorAccess. Instead, create granular policies that […]

How We Audited a High-Traffic Perl Enterprise Stack on DigitalOcean and Mitigated Remote Code Execution (RCE) via eval block syntax flaws

Initial Reconnaissance and Vulnerability Hypothesis Our engagement began with a high-level overview of the client’s infrastructure, hosted on DigitalOcean. The core application was a Perl-based enterprise system handling significant traffic, with a legacy codebase exhibiting common signs of technical debt. Our primary concern, given the nature of Perl’s dynamic capabilities, was the potential for Remote […]

An Auditor’s Checklist for Securing WooCommerce Backends on OVH

OVH Instance Hardening for WooCommerce Backends Securing a WooCommerce backend hosted on an OVH instance requires a multi-layered approach, focusing on both the underlying infrastructure and the application itself. This checklist assumes a standard Debian/Ubuntu-based OVH Public Cloud instance running a LAMP/LEMP stack. We’ll cover OS-level hardening, network security, and specific WooCommerce considerations. 1. SSH […]

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