Apache Strutsの脆弱性をついた攻撃が増加？

下記の記事が出ている。

　In-the-wild exploits ramp up against high-impact sites using Apache Struts
　ars technica: March 15, 2017
　https://arstechnica.com/security/2017/03/in-the-wild-exploits-ramp-up-against-high-impact-sites-using-apache-struts/