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106 lines
6.3 KiB
Bash
106 lines
6.3 KiB
Bash
#!/usr/bin/env bash
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# Prowler - the handy cloud security tool (copyright 2018) by Toni de la Fuente
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may not
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# use this file except in compliance with the License. You may obtain a copy
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# of the License at http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software distributed
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# under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR
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# CONDITIONS OF ANY KIND, either express or implied. See the License for the
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# specific language governing permissions and limitations under the License.
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# Remediation:
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#
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# https://docs.aws.amazon.com/AmazonECR/latest/userguide/image-scanning.html
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#
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# aws ecr put-image-scanning-configuration \
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# --region <value> \
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# --repository-name <value> \
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# --image-scanning-configuration scanOnPush=true
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#
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# aws ecr describe-image-scan-findings \
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# --region <value> \
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# --repository-name <value>
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# --image-id imageTag=<value>
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CHECK_ID_extra776="7.76"
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CHECK_TITLE_extra776="[extra776] Check if ECR image scan found vulnerabilities in the newest image version "
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CHECK_SCORED_extra776="NOT_SCORED"
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CHECK_TYPE_extra776="EXTRA"
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CHECK_SEVERITY_extra776="Medium"
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CHECK_ALTERNATE_check776="extra776"
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CHECK_SERVICENAME_extra776="ecr"
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CHECK_RISK_extra776='Amazon ECR image scanning helps in identifying software vulnerabilities in your container images. Amazon ECR uses the Common Vulnerabilities and Exposures (CVEs) database from the open-source Clair project and provides a list of scan findings. '
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CHECK_REMEDIATION_extra776='Open the Amazon ECR console. look for vulnerabilities and fix them.'
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CHECK_DOC_extra776='https://docs.aws.amazon.com/AmazonECR/latest/userguide/image-scanning.html#describe-scan-findings'
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CHECK_CAF_EPIC_extra776='Logging and Monitoring'
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extra776(){
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for region in $REGIONS; do
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LIST_ECR_REPOS=$($AWSCLI ecr describe-repositories $PROFILE_OPT --region $region --query "repositories[*].[repositoryName]" --output text 2>&1)
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if [[ $(echo "$LIST_ECR_REPOS" | grep AccessDenied) ]]; then
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textFail "Access Denied Trying to describe ECR repositories"
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continue
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fi
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if [[ ! -z "$LIST_ECR_REPOS" ]]; then
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for repo in $LIST_ECR_REPOS; do
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SCAN_ENABLED=$($AWSCLI ecr describe-repositories $PROFILE_OPT --region $region --query "repositories[?repositoryName==\`$repo\`].[imageScanningConfiguration.scanOnPush]" --output text 2>&1)
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if [[ "$SCAN_ENABLED" == "True" ]]; then
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IMAGE_DIGEST=$($AWSCLI ecr describe-images $PROFILE_OPT --region $region --repository-name "$repo" --query "sort_by(imageDetails,& imagePushedAt)[-1].imageDigest" --output text | head -n 1 2>&1)
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if [[ $IMAGE_DIGEST != *"None"* ]]; then
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IMAGE_TAG=$($AWSCLI ecr describe-images $PROFILE_OPT --region $region --repository-name "$repo" --query "sort_by(imageDetails,& imagePushedAt)[-1].imageTags[0]" --output text 2>&1)
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if [[ ! -z "$LIST_ECR_REPOS" ]]; then
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IMAGE_SCAN_STATUS=$($AWSCLI ecr describe-image-scan-findings $PROFILE_OPT --region $region --repository-name "$repo" --image-id imageDigest="$IMAGE_DIGEST" --query "imageScanStatus.status" 2>&1)
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if [[ $IMAGE_SCAN_STATUS == *"ScanNotFoundException"* ]]; then
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textFail "$region: ECR repository $repo has imageTag $IMAGE_TAG without a scan" "$region" "$repo"
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else
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if [[ $IMAGE_SCAN_STATUS == *"FAILED"* ]]; then
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textFail "$region: ECR repository $repo has imageTag $IMAGE_TAG with scan status $IMAGE_SCAN_STATUS" "$region" "$repo"
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else
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FINDINGS_COUNT=$($AWSCLI ecr describe-image-scan-findings $PROFILE_OPT --region $region --repository-name "$repo" --image-id imageDigest="$IMAGE_DIGEST" --query "imageScanFindings.findingSeverityCounts" 2>&1)
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if [[ ! -z "$FINDINGS_COUNT" ]]; then
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SEVERITY_CRITICAL=$(echo "$FINDINGS_COUNT" | jq -r '.CRITICAL' )
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if [[ "$SEVERITY_CRITICAL" != "null" ]]; then
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textFail "$region: ECR repository $repo has imageTag $IMAGE_TAG with CRITICAL ($SEVERITY_CRITICAL) findings" "$region" "$repo"
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fi
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SEVERITY_HIGH=$(echo "$FINDINGS_COUNT" | jq -r '.HIGH' )
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if [[ "$SEVERITY_HIGH" != "null" ]]; then
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textFail "$region: ECR repository $repo has imageTag $IMAGE_TAG with HIGH ($SEVERITY_HIGH) findings" "$region" "$repo"
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fi
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SEVERITY_MEDIUM=$(echo "$FINDINGS_COUNT" | jq -r '.MEDIUM' )
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if [[ "$SEVERITY_MEDIUM" != "null" ]]; then
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textFail "$region: ECR repository $repo has imageTag $IMAGE_TAG with MEDIUM ($SEVERITY_MEDIUM) findings" "$region" "$repo"
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fi
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SEVERITY_LOW=$(echo "$FINDINGS_COUNT" | jq -r '.LOW' )
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if [[ "$SEVERITY_LOW" != "null" ]]; then
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textInfo "$region: ECR repository $repo has imageTag $IMAGE_TAG with LOW ($SEVERITY_LOW) findings" "$region"
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fi
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SEVERITY_INFORMATIONAL=$(echo "$FINDINGS_COUNT" | jq -r '.INFORMATIONAL' )
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if [[ "$SEVERITY_INFORMATIONAL" != "null" ]]; then
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textInfo "$region: ECR repository $repo has imageTag $IMAGE_TAG with INFORMATIONAL ($SEVERITY_INFORMATIONAL) findings" "$region"
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fi
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SEVERITY_UNDEFINED=$(echo "$FINDINGS_COUNT" | jq -r '.UNDEFINED' )
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if [[ "$SEVERITY_UNDEFINED" != "null" ]]; then
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textInfo "$region: ECR repository $repo has imageTag $IMAGE_TAG with UNDEFINED ($SEVERITY_UNDEFINED) findings" "$region"
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fi
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else
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textPass "$region: ECR repository $repo has imageTag $IMAGE_TAG without findings" "$region"
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fi
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fi
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fi
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fi
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else
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textInfo "$region: ECR repository $repo has no images" "$region"
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fi
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else
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textInfo "$region: ECR repository $repo has no scanOnPush not enabled" "$region"
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fi
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done
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else
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textInfo "$region: No ECR repositories found" "$region"
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fi
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done
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}
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