struts2 漏洞 http://rickgray.me/2016/05/06/review-struts2-remote-command-execution-vulnerabilities.html

java反序列化漏洞 https://blog.chaitin.com/2015-11-11_java_unserialize_rce/?from=timeline&isappinstalled=0

获取操作系统版本号

获取发行版本

• cat /etc/issue
• cat /etc/*-release
• cat /etc/lsb-release
• cat /etc/redhat-release

*CentOS Linux release 7.0.1406 (Core)

获取内核版本

• cat /proc/version
• uname -a
• uname -mrs
• rpm …