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Wildcard principal has been specified in access policy Affecting ElasticSearch service in AWS

Severity

0.0
medium
0
10
    Severity Framework
    Snyk CCSS
    Rule category
    IAM / Accounts Allocation

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    Frameworks
    CSA-CCM ISO-27001 SOC-2
  • Snyk ID SNYK-CC-00220
  • credit Snyk Research Team
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Description

Using wild card will grant unnecessary access to any user in the account.

How to fix?

Set Principal attribute in the policy to specific entities for example arn:aws:iam::123456789012:user/JohnDoe.