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CISA Known Exploited Vulnerability

This CVE is actively exploited in the wild. CISA mandates federal agencies to patch immediately.

CVE

CVE-2017-12617

8.1

CVSShigh

Exploitable remotely over the internet · no authentication required.

Description

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.

Attack Vector

Network

Privileges Req.

None

User Interaction

None

apache tomcat

Updated Sep 18, 2026View on NVD →

S4E scanner

highProduct Based Web Vulnerabilities~10 seconds

CVE-2017-12617 Scanner

Detects 'Remote Code Execution (RCE)' vulnerability in Apache Tomcat affects v. 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.

Used 2.7k times · 5.9k assets checked · domain, ipv4, subdomain

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CVE history: apache tomcat

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