HIGH CISA KEV

CVE-2017-12617

CVSS v3

8.1

HIGH

EPSS Score

100.0 %

exploit probability, as of 2026-10-19

CISA KEV

Yes

known exploited

Exploitation

—

SSVC status

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Affected and fixed versions

Packages from OSV.dev and products from the vendors' CSAF advisories.

version not verifiedVersions not verified: read as OSV.dev and the vendors publish them, not checked against each vendor's release list.

Packages

org.apache.tomcat:tomcat-catalinaMavenfrom 7.0.0 · fixed in 7.0.82and 1 other package

Vendor advisories

CVE-2017-12617 Red Hat Product Security743 products fixed · 2 known affected
tomcat: Remote Code Execution bypass for CVE-2017-12615
tomcat5.src as a component of Red Hat Enterprise Linux 5 · jbossweb as a component of Red Hat JBoss Enterprise Application Platform 5
RHSA-2018:2939 Red Hat Product Security1 product fixed
Red Hat Security Advisory: Red Hat FIS 2.0 on Fuse 6.3.0 R8 security and bug fix update
RHSA-2018:0466 Red Hat Product Security76 products fixed
Red Hat Security Advisory: Red Hat JBoss Web Server 3.1.0 Service Pack 2 security update
RHSA-2018:0465 Red Hat Product Security1 product fixed
Red Hat Security Advisory: Red Hat JBoss Web Server 3.1.0 Service Pack 2 security update
RHSA-2018:0275 Red Hat Product Security3 products fixed
Red Hat Security Advisory: jboss-ec2-eap security, bug fix, and enhancement update
RHSA-2018:0271 Red Hat Product Security157 products fixed
Red Hat Security Advisory: Red Hat JBoss Enterprise Application Platform 6.4.19 security update

7 more advisories

Full record on NVD

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.

CISA Known Exploited Vulnerability

Date Added: 2022-03-25
Patch Due Date: 2022-04-15
Ransomware Use: Unknown

Technical details

CVSS v3 Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Published: 2017-09-21
Last Modified: 2026-08-25
Exploit-DB: EDB-42966 EDB-43008

Frequently asked questions

What is CVE-2017-12617?

Is CVE-2017-12617 actively exploited?

Yes. CVE-2017-12617 is on the CISA Known Exploited Vulnerabilities (KEV) catalog, meaning it has been confirmed as actively exploited in the wild. CISA requires federal agencies to patch by 2022-04-15.

What is the CVSS score for CVE-2017-12617?

CVE-2017-12617 has a CVSS v3 base score of 8.1 (HIGH severity), with vector string CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H.

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