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AWS eks documentation change

Service: eks · 2026-06-25 · Documentation medium

File: eks/latest/userguide/auto-troubleshoot.md

Summary

Enhanced CloudTrail troubleshooting instructions with specific steps to enable error code visibility and filter permission-related errors

Security assessment

Adds detailed guidance for identifying security-related IAM errors (AccessDenied, UnauthorizedOperation) through CloudTrail monitoring. Improves security posture by helping detect misconfigurations but doesn't address a specific vulnerability.

Diff

diff --git a/eks/latest/userguide/auto-troubleshoot.md b/eks/latest/userguide/auto-troubleshoot.md
index 5e71da690..0c3b71e3b 100644
--- a//eks/latest/userguide/auto-troubleshoot.md
+++ b//eks/latest/userguide/auto-troubleshoot.md
@@ -175 +175 @@ For more information, see [Managed resource visibility settings](https://docs.aw
-  1. Navigate to CloudTrail console
+  1. Navigate to the CloudTrail console.
@@ -177 +177 @@ For more information, see [Managed resource visibility settings](https://docs.aw
-  2. Select "Event History" from the left navigation pane
+  2. Select **Event history** from the left navigation pane.
@@ -179 +179 @@ For more information, see [Managed resource visibility settings](https://docs.aw
-  3. Apply error code filters:
+  3. Choose the settings (gear) icon in the top right of the Event history table and enable the **Error code** column.
@@ -181 +181 @@ For more information, see [Managed resource visibility settings](https://docs.aw
-     * AccessDenied
+  4. Review the **Error code** column for permission-related errors such as `AccessDenied`, `UnauthorizedOperation`, and `InvalidClientTokenId`. To narrow the list, filter by **Event source** (for example, `ec2.amazonaws.com` or `eks.amazonaws.com`) and a time range.
@@ -183,3 +182,0 @@ For more information, see [Managed resource visibility settings](https://docs.aw
-     * UnauthorizedOperation
-
-     * InvalidClientTokenId
@@ -188,0 +186 @@ For more information, see [Managed resource visibility settings](https://docs.aw
+For more precise filtering by error code across a larger time window, query a CloudTrail Lake event data store or create an Athena table (the **Query in Lake** and **Create Athena table** options at the top of the Event history page).