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CVE-2017-12617

Published: Oct 3, 2017Updated: Apr 21, 2026 Sources: CVE List NVD GHSA BDUCWE-434
NVD MITRE
8.1CVSSHIGH
EPSS Score
100.0%
Top 0.0%
CISA KEV
Active Exploitation
Since Mar 25, 2022
Exploits
4 Known
Remediation
Patch Available
Am I actually vulnerable?1 Nuclei template available — see how to check your systems. How to verify

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.

CVSS Vector Breakdown

AV:NAC:HPR:NUI:NS:UC:HI:HA:H
Exploitability
AV:NAttack Vector
Network
AC:HAttack Complexity
High
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:HAvailability
High
Open in CVSS calculator →

Weaknesses

CWE-434

Affected Products

Apache TomcatApache Software Foundation
On-premWeb App
Networking Infrastructure / load-balancer-proxy
tomcatapache
On-premWeb App
Networking Infrastructure / load-balancer-proxy
ubuntu linuxcanonical
On-premOS
Operating Systems / linux-distro
agile plmoracle
On-premDatabase
Databases / data-warehouse-analytics
communications instant messaging serveroracle
On-premNetwork Device
Communications / messaging-chat
apache software foundationoss-projectUSWeb & CMS Pluginsaka apache foundation
apacheoss-projectUSWeb & CMS Pluginsaka apache http server, apache httpd
canonicalcommercialGBOperating Systemsaka canonical ltd.
oraclecommercialUSDatabasesaka oracle corp.
and 76 more affected products View all →

Attack Graph

Products CVE Techniques Tactics

Click technique nodes to view MITRE ATT&CK details. Scroll to zoom, drag to pan.

Exploitability

CISA Known Exploited Vulnerability
Added to KEV:Mar 25, 2022
Remediation due:Apr 15, 2022

Required action: Apply updates per vendor instructions.

4 exploit sources identified

Exploit details including PoC links, Metasploit modules, and scanner templates are available after registration.

View exploit details
Official Patch Available

MITRE ATT&CK

3 techniques
Command and Control
Initial Access
Persistence
View detailed technique mapping

References

https://access.redhat.com/errata/RHSA-2017:3113
access.redhat.com
http://www.oracle.com/technetwork/security-advisory/cpujul2018-4258247.html
oracle.com
http://www.oracle.com/technetwork/security-advisory/cpujan2018-3236628.html
oracle.com
and 91 more references View all →

Timeline

Published
Oct 3, 2017
Added to CISA KEV
Mar 25, 2022
Last Updated
Apr 21, 2026

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