apache tomcat CVE-2017-12617 vulnerability in Apache and Other Products
Published on October 4, 2017

product logo product logo product logo product logo product logo product logo
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.

Vendor Advisory Vendor Advisory Vendor Advisory Vendor Advisory Vendor Advisory Vendor Advisory Vendor Advisory Vendor Advisory Vendor Advisory Vendor Advisory Vendor Advisory Vendor Advisory Vendor Advisory NVD

Known Exploited Vulnerability

This Apache Tomcat Remote Code Execution Vulnerability is part of CISA's list of Known Exploited Vulnerabilities. When running Apache Tomcat, 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.

The following remediation steps are recommended / required by April 15, 2022: Apply updates per vendor instructions.

Vulnerability Analysis

CVE-2017-12617 can be exploited with network access, and does not require authorization privileges or user interaction. This vulnerability is consided to have a high level of attack complexity. This vulnerability is known to be actively exploited by threat actors. The potential impact of an exploit of this vulnerability is considered to be very high.

Attack Vector:
NETWORK
Attack Complexity:
HIGH
Privileges Required:
NONE
User Interaction:
NONE
Scope:
UNCHANGED
Confidentiality Impact:
HIGH
Integrity Impact:
HIGH
Availability Impact:
HIGH

Weakness Type

What is an Unrestricted File Upload Vulnerability?

The software allows the attacker to upload or transfer files of dangerous types that can be automatically processed within the product's environment.

CVE-2017-12617 has been classified to as an Unrestricted File Upload vulnerability or weakness.


Products Associated with CVE-2017-12617

You can be notified by email with stack.watch whenever vulnerabilities like CVE-2017-12617 are published in these products:

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

Affected Versions

Apache Software Foundation Apache Tomcat:

Exploit Probability

EPSS
94.37%
Percentile
99.96%

EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.