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AWS fis documentation change

Service: fis · 2025-11-13 · Documentation low

File: fis/latest/userguide/security-iam-awsmanpol.md

Summary

Added permissions to AWSFaultInjectionSimulatorEC2Access and AWSFaultInjectionSimulatorECSAccess policies for AZ slowdown scenarios

Security assessment

The change adds IAM permissions required for specific fault injection scenarios but does not indicate remediation of a security vulnerability. It updates security documentation by expanding policy capabilities.

Diff

diff --git a/fis/latest/userguide/security-iam-awsmanpol.md b/fis/latest/userguide/security-iam-awsmanpol.md
index 5d4dcab74..257cd3345 100644
--- a//fis/latest/userguide/security-iam-awsmanpol.md
+++ b//fis/latest/userguide/security-iam-awsmanpol.md
@@ -62,0 +63,2 @@ Change | Description | Date
+AWSFaultInjectionSimulatorEC2Access – Update to an existing policy | Added permission required for the "AZ: Application Slowdown" and "Cross-AZ: Traffic Slowdown" scenarios. The permissions are: **ec2:DescribeSubnets** | November 12, 2025  
+AWSFaultInjectionSimulatorECSAccess – Update to an existing policy | Added permissions required for the "AZ: Application Slowdown" and "Cross-AZ: Traffic Slowdown" scenarios. The permissions are: **ecs:DescribeContainerInstances** , **ec2:DescribeSubnets** and **ec2:DescribeInstances** | November 12, 2025