Description
In Apache Struts 2.0.0 through 2.3.33 and 2.5 through 2.5.10.1, using an unintentional expression in a Freemarker tag instead of string literals can lead to a RCE attack.
Remediation
References
http://www.arubanetworks.com/assets/alert/ARUBA-PSA-2017-003.txt
http://www.oracle.com/technetwork/security-advisory/alert-cve-2017-9805-3889403.html
http://www.securityfocus.com/bid/100829
https://kb.netapp.com/support/s/article/ka51A000000CgttQAC/NTAP-20170911-0001
https://struts.apache.org/docs/s2-053.html
Related Vulnerabilities
CVE-2019-9155 Vulnerability in npm package openpgp
CVE-2018-3786 Vulnerability in npm package egg-scripts
CVE-2020-1954 Vulnerability in maven package org.apache.cxf:cxf-rt-management
CVE-2019-10420 Vulnerability in maven package org.jenkins-ci.plugins:assembla
CVE-2019-13990 Vulnerability in maven package org.quartz-scheduler:quartz