51 lines
2.0 KiB
YAML
51 lines
2.0 KiB
YAML
id: CVE-2021-44528
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info:
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name: Open Redirect in Host Authorization Middleware
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author: geeknik
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severity: medium
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description: Specially crafted "X-Forwarded-Host" headers in combination with certain "allowed host" formats can cause the Host Authorization middleware in Action Pack to redirect users to a malicious website.
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impact: |
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This vulnerability can lead to phishing attacks, where users are tricked into visiting malicious websites and disclosing sensitive information.
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remediation: |
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Apply the latest security patches or updates provided by the vendor to fix the Open Redirect vulnerability in the Host Authorization Middleware.
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reference:
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- https://seclists.org/oss-sec/2021/q4/att-160/7-0-host-authorzation-open-redirect.patch
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- https://nvd.nist.gov/vuln/detail/CVE-2021-44528
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- https://github.com/rails/rails/commit/0fccfb9a3097a9c4260c791f1a40b128517e7815
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- https://www.debian.org/security/2023/dsa-5372
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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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cve-id: CVE-2021-44528
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cwe-id: CWE-601
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epss-score: 0.00087
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epss-percentile: 0.36061
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cpe: cpe:2.3:a:rubyonrails:rails:6.0.4.2:*:*:*:*:*:*:*
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metadata:
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max-request: 1
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vendor: rubyonrails
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product: rails
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tags: cve2021,cve,seclists,redirect,rubyonrails
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http:
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- raw:
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- |
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GET / HTTP/1.1
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Host: {{Hostname}}
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X-Forwarded-Host: //interact.sh
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matchers-condition: and
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matchers:
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- type: regex
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part: header
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regex:
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- '(?m)^(?:Location\s*?:\s*?)(?:https?:\/\/|\/\/|\/\\\\|\/\\)(?:[a-zA-Z0-9\-_\.@]*)interact\.sh\/?(\/|[^.].*)?$' # https://regex101.com/r/L403F0/1
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- type: status
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status:
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- 301
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- 302
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- 307
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- 308
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# digest: 4a0a004730450220187cab3673d4b39970accee9e374de2fc3060696feb954fe8352f18749b67a180221008264d516349f0b29d618482b160d6aceca10d043f5bb2da941e4d0430c7b2bc5:922c64590222798bb761d5b6d8e72950 |