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Merge branch 'master' of https://github.com/toniblyx/prowler

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Toni de la Fuente
2020-04-14 16:45:54 +02:00
parent 11c182c5fe df52057287
commit 973f6b39a0
1 changed files with 13 additions and 21 deletions
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34
checks/check_extra741
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@@ -31,31 +31,23 @@ extra741(){
for instance in $LIST_OF_EC2_INSTANCES; do
EC2_USERDATA_FILE="$SECRETS_TEMP_FOLDER/extra741-$instance-userData.decoded"
EC2_USERDATA=$($AWSCLI ec2 describe-instance-attribute --attribute userData $PROFILE_OPT --region $regx --instance-id $instance --query UserData.Value --output text| grep -v ^None | decode_report > $EC2_USERDATA_FILE)
if [ -s $EC2_USERDATA_FILE ];then
FILE_FORMAT_ASCII=$(file -b $EC2_USERDATA_FILE|grep ASCII)
if [ -s "$EC2_USERDATA_FILE" ];then
# This finds ftp or http URLs with credentials and common keywords
# FINDINGS=$(egrep -i '[[:alpha:]]*://[[:alnum:]]*:[[:alnum:]]*@.*/|key|secret|token|pass' $EC2_USERDATA_FILE |wc -l|tr -d '\ ')
# New implementation using https://github.com/Yelp/detect-secrets
if [[ $FILE_FORMAT_ASCII ]]; then
FINDINGS=$(secretsDetector file $EC2_USERDATA_FILE)
if [[ $FINDINGS -eq 0 ]]; then
textPass "$regx: No secrets found in $instance" "$regx"
# delete file if nothing interesting is there
rm -f $EC2_USERDATA_FILE
else
textFail "$regx: Potential secret found in $instance" "$regx"
# delete file to not leave trace, user must look at the instance User Data
rm -f $EC2_USERDATA_FILE
fi
# Test if user data is a valid GZIP file, if so gunzip first
if gunzip -t "$EC2_USERDATA_FILE" > /dev/null 2>&1; then
mv "$EC2_USERDATA_FILE" "$EC2_USERDATA_FILE.gz" ; gunzip "$EC2_USERDATA_FILE.gz"
fi
FINDINGS=$(secretsDetector file "$EC2_USERDATA_FILE")
if [[ $FINDINGS -eq 0 ]]; then
textPass "$regx: No secrets found in $instance User Data" "$regx"
# delete file if nothing interesting is there
rm -f "$EC2_USERDATA_FILE"
else
mv $EC2_USERDATA_FILE $EC2_USERDATA_FILE.gz ; gunzip $EC2_USERDATA_FILE.gz
FINDINGS=$(secretsDetector file $EC2_USERDATA_FILE)
if [[ $FINDINGS -eq 0 ]]; then
textPass "$regx: No secrets found in $instance User Data" "$regx"
rm -f $EC2_USERDATA_FILE
else
textFail "$regx: Potential secret found in $instance" "$regx"
fi
textFail "$regx: Potential secret found in $instance User Data" "$regx"
# delete file to not leave trace, user must look at the instance User Data
rm -f "$EC2_USERDATA_FILE"
fi
else
textPass "$regx: No secrets found in $instance User Data or it is empty" "$regx"