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Improved extra73 to check also Authenticated users

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Ensure there are no S3 buckets open to the Everyone or Any AWS user (Not Scored) (Not part of CIS benchmark)
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Toni de la Fuente
2017-07-19 10:57:05 -04:00
committed by GitHub
parent 5723bcb1a4
commit 7eeee0e777
1 changed files with 10 additions and 5 deletions
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prowler
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@@ -1419,7 +1419,7 @@ extra72(){
extra73(){
#set -x
ID73="7.3"
TITLE73="Ensure there are no S3 buckets open to AllUsers (Not Scored) (Not part of CIS benchmark)"
TITLE73="Ensure there are no S3 buckets open to the Everyone or Any AWS user (Not Scored) (Not part of CIS benchmark)"
textTitle "$ID73" "$TITLE73" "0"
textNotice "Looking for S3 Buckets in all regions... "
ALL_BUCKETS_LIST=$($AWSCLI s3api list-buckets --query 'Buckets[*].{Name:Name}' --profile $PROFILE --region $REGION --output text)
@@ -1428,11 +1428,16 @@ extra73(){
if [[ "None" == $BUCKET_LOCATION ]]; then
BUCKET_LOCATION="us-east-1"
fi
CHECK_BUCKET_PERMISSIONS=$($AWSCLI s3api get-bucket-acl --profile $PROFILE --region $BUCKET_LOCATION --bucket $bucket --query "Grants[?Grantee.URI == 'http://acs.amazonaws.com/groups/global/AllUsers']" --output text |grep -v GRANTEE)
CHECK_BUCKET_PERMISSIONS_SINGLE_LINE=$(echo -ne $CHECK_BUCKET_PERMISSIONS)
if [[ $CHECK_BUCKET_PERMISSIONS ]];then
textWarn "$BUCKET_LOCATION: $bucket bucket is open to the Internet with permissions: $CHECK_BUCKET_PERMISSIONS_SINGLE_LINE" "$regx"
CHECK_BUCKET_ALLUSERS_PERMISSIONS=$($AWSCLI s3api get-bucket-acl --profile $PROFILE --region $BUCKET_LOCATION --bucket $bucket --query "Grants[?Grantee.URI == 'http://acs.amazonaws.com/groups/global/AllUsers']" --output text |grep -v GRANTEE)
CHECK_BUCKET_ALLUSERS_PERMISSIONS_SINGLE_LINE=$(echo -ne $CHECK_BUCKET_ALLUSERS_PERMISSIONS)
CHECK_BUCKET_AUTHUSERS_PERMISSIONS=$($AWSCLI s3api get-bucket-acl --profile $PROFILE --region $BUCKET_LOCATION --bucket $bucket --query "Grants[?Grantee.URI == 'http://acs.amazonaws.com/groups/global/AuthenticatedUsers']" --output text |grep -v GRANTEE)
CHECK_BUCKET_AUTHUSERS_PERMISSIONS_SINGLE_LINE=$(echo -ne $CHECK_BUCKET_AUTHUSERS_PERMISSIONS)
if [[ $CHECK_BUCKET_ALLUSERS_PERMISSIONS ]];then
textWarn "$BUCKET_LOCATION: $bucket bucket is open to the Internet (Everyone) with permissions: $CHECK_BUCKET_ALLUSERS_PERMISSIONS_SINGLE_LINE" "$regx"
else
if [[ $CHECK_BUCKET_AUTHUSERS_PERMISSIONS ]];then
textWarn "$BUCKET_LOCATION: $bucket bucket is open to Authenticated users (Any AWS user) with permissions: $CHECK_BUCKET_AUTHUSERS_PERMISSIONS_SINGLE_LINE" "$regx"
fi
textOK "$BUCKET_LOCATION: $bucket bucket is not open" "$regx"
fi
done