CVE-2017-12617
Key Information
- Vendor
- Apache
- Status
- Apache Tomcat
- Vendor
- CVE Published:
- 4 October 2017
Badges
Summary
When running Apache Tomcat versions 9.0.0.M1 to 9.0.0, 8.5.0 to 8.5.22, 8.0.0.RC1 to 8.0.46 and 7.0.0 to 7.0.81 with HTTP PUTs enabled (e.g. via setting the readonly initialisation parameter of the Default servlet 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.
CISA Reported
CISA provides regional cyber and physical services to support security and resilience across the United States. CISA monitor the most dangerious vulnerabilities and have identifed CVE-2017-12617 as being exploited but is not known by the CISA to be used in ransomware campaigns. This is subject to change at pace
The CISA's recommendation is: Apply updates per vendor instructions.
Affected Version(s)
Apache Tomcat = 9.0.0.M1 to 9.0.0
Apache Tomcat = 8.5.0 to 8.5.22
Apache Tomcat = 8.0.0.RC1 to 8.0.46
Exploit Proof of Concept (PoC)
PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.
Refferences
EPSS Score
97% chance of being exploited in the next 30 days.
CVSS V3.1
Timeline
- 👾
Exploit exists.
Vulnerability published.
Vulnerability Reserved.