2022-02-08 01:59:02 +00:00
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id: CVE-2020-13121
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info:
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name: Submitty 20.04.01 - Open redirect
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author: 0x_Akoko
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severity: medium
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description: Submitty through 20.04.01 has an open redirect via authentication/login?old= during an invalid login attempt.
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reference:
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- https://github.com/Submitty/Submitty/issues/5265
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- https://www.cvedetails.com/cve/CVE-2020-13121
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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: 6.10
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cve-id: CVE-2020-13121
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cwe-id: CWE-601
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2022-02-08 18:05:08 +00:00
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tags: cve,cve2020,redirect,submitty,oos
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2022-02-08 01:59:02 +00:00
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requests:
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2022-11-09 06:35:02 +00:00
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- raw:
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- |
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POST /authentication/check_login?old=http%253A%252F%252Fexample.com%252Fhome HTTP/1.1
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Host: {{Hostname}}
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Origin: {{RootURL}}
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Content-Type: application/x-www-form-urlencoded
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Referer: {{RootURL}}/authentication/login
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2022-02-08 01:59:02 +00:00
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2022-11-09 06:35:02 +00:00
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user_id={{username}}&password={{password}}&stay_logged_in=on&login=Login
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cookie-reuse: true
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2022-02-08 01:59:02 +00:00
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matchers:
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- type: regex
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part: header
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2022-11-18 13:31:02 +00:00
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regex:
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- '(?m)^(?:Location\s*?:\s*?)(?:https?:\/\/|\/\/|\/\\\\|\/\\)?(?:[a-zA-Z0-9\-_\.@]*)interact\.sh\/?(\/|[^.].*)?$' # https://regex101.com/r/ZDYhFh/1
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