March 25, 2022 · Applied Cybernetics Group
CVE-2017-12615 — Apache Tomcat
known ransomware use
Apache Tomcat on Windows Remote Code Execution Vulnerability
- Added to KEV
2022-03-25- Federal due date
2022-04-15- Vendor
- Apache
- Product
- Tomcat
- EPSS
- 99.9th percentile (score 0.996, as of
2026-09-16) - NVD CVSS v3.1
- 8.1 (HIGH)
- Ransomware use
- Known
- Upstream
- https://nvd.nist.gov/vuln/detail/CVE-2017-12615
CISA short description
When running Apache Tomcat on Windows with HTTP PUTs enabled, it is possible to upload a JSP file to the server via a specially crafted request. This JSP could then be requested and any code it contained would be executed by the server.
Required action
Apply updates per vendor instructions.
NVD description
When running Apache Tomcat 7.0.0 to 7.0.79 on Windows with HTTP PUTs enabled (e.g. via setting the readonly initialisation parameter of the Default to false) it was possible to upload a JSP file to the server via a specially crafted request. This JSP could then be requested and any code it contained would be executed by the server.