This article explains service-linked roles (SLRs) in AWS, detailing their unique characteristics and how they differ from standard service roles. It covers how SLRs are created, managed, and the implications of AWS owning these roles, including access limitations for users.

Pathfinding.cloud offers resources for security and DevOps professionals to identify and address IAM privilege escalation risks in AWS. It includes a library of exploitation guides and a coverage map, along with upcoming labs for hands-on practice in a controlled setting.

The article discusses how AWS IAM's eventual consistency can leave a 4-second window during which deleted access keys may still be valid. Attackers can exploit this delay to create new keys after the old ones are revoked, posing significant security risks. It outlines mitigation strategies, including using Service Control Policies.

This article discusses a method for privilege escalation in AWS SageMaker, paralleling previous exploits in EC2. It explains how an attacker can manipulate lifecycle configurations to run unauthorized code and gain access to IAM roles. The author provides a proof of concept and highlights the need for better security measures.

This article details the evolution of AWS privilege escalation, highlighting the shift from IAM policy abuse to service-based execution and AI orchestration. It discusses the various escalation techniques, including those introduced by new AI services like Bedrock and AgentCore, and outlines which actions can be effectively blocked by security policies.

Small misconfigurations in IAM role trust policies can create significant privilege escalation risks in AWS, allowing low-privileged users to assume high-privileged roles. The article highlights the lack of clear documentation on trust policies and discusses two common misconfigurations that can lead to severe security implications. Understanding these risks is essential for maintaining a secure AWS environment.

dAWShund is a suite of tools designed to enumerate, evaluate, and visualize AWS IAM policies to ensure comprehensive access management and mitigate misconfigurations. It consolidates Identity-Based Policies and Resource-Based Policies, simulates effective permissions, and provides visual representations of access levels within AWS environments using Neo4j. Contributions to enhance the tool are encouraged, and it operates under the BSD3 License.

Verified Entity Identity Lock is a tool that identifies IAM principals in an AWS account that can assume specific permissions, facilitating the auditing of trust relationships. It outputs results in JSON format, allowing users to see who has access and to compare account IDs against a trusted list. The tool can be installed via the Go toolchain or by downloading a pre-built binary.

IAM Identity Center has launched a new SDK plugin that simplifies the token exchange process with external identity providers like Microsoft EntraID and Okta. This plugin automates the creation of IAM Identity Center tokens and user identity-aware credentials, facilitating easier access control to AWS resources. It is available for Java 2.0 and JavaScript v3 SDKs at no additional cost across supported AWS regions.

Amazon EKS Pod Identity now offers streamlined cross-account access for Kubernetes applications, allowing pods to access AWS resources in different accounts without complex configurations. The feature simplifies the process by enabling users to specify both source and target IAM roles during Pod Identity association creation, leveraging IAM role chaining for seamless access to resources like S3 and DynamoDB.

PowerUserAccess in AWS environments can inadvertently grant attackers opportunities similar to those provided by AdministratorAccess, especially in complex setups. The article emphasizes the importance of adhering to the Principle of Least Privilege and advocates for regular IAM audits and the use of custom policies to mitigate risks associated with privilege escalation.

The article discusses the importance of enforcing least privilege in AWS environments to enhance security and minimize risks. It highlights best practices for implementing this principle effectively, including proper IAM role configurations and regular audits. By following these strategies, organizations can better protect their resources and data from unauthorized access.

Privilege escalation risks in AWS's Bedrock AgentCore arise from its Code Interpreter tool, which allows non-agent identities to execute code and potentially gain unauthorized access to IAM roles. Without proper access controls like resource policies, these risks can lead to significant security vulnerabilities, necessitating the use of Service Control Policies for centralized management. Enhanced monitoring and auditing are also essential to prevent misuse of these powerful tools.

Recreating an IAM role in AWS does not restore the original trust relationship, which can lead to unexpected permission issues. Understanding the nuances of role ARNs and trust policies is crucial for effective identity and access management in cloud environments. Proper management practices can prevent security risks associated with misconfigured roles.

Secure cross-account access in AWS is complicated by common misconceptions that can lead to serious security risks. Organizations often underestimate the implications of trusting external principals, particularly when it comes to the management account and the direction of trust relationships, which can create dangerous privilege escalation pathways. It is crucial for organizations to align their cross-account trust policies with their security hierarchies to mitigate these risks effectively.

IAM Lens is a tool that enables users to analyze and audit IAM permissions across AWS accounts using collected IAM policies. It provides features to simulate requests, discover who can access resources, and evaluate effective permissions for principals. The tool enhances visibility into IAM configurations, allowing for better security and compliance management.

The research conducted on AWS ARN formats reveals a comprehensive list of 1,929 different ARNs supported by AWS IAM, highlighting discrepancies with AWS's Policy Generator which only supports 397 ARNs. The findings include details on unique ARNs, the absence of Account IDs in certain cases, and guidance on crafting IAM policies for least privilege security.

Relying on long-term IAM access keys for AWS authentication poses significant security risks. This article outlines more secure alternatives such as AWS CloudShell, IAM Identity Center, and IAM roles, encouraging users to adopt temporary credentials and implement the principle of least privilege to enhance security practices in their AWS environments.