CVE-2017-12617

unknown KEV

Published 2022-05-14 · Modified 2022-03-25

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CVSS v3

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CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H/E:H

CVSS v4 NEW

—

not yet in upstream

VIR risk

2.5

Description

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.

CISA KEV

Vendor: Apache
Product: Tomcat
Due date: 2022-04-15

Predictions

Exploit likelihood

99%

Patch ETA

—

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

No mitigations published for this CVE yet.

The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.

✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here with source_tier=community-verified.

Exploits

Public proof-of-concept code below. AS-IS, for defenders and authorised testing only.

Exploit-DB

EDB-42966 webapps jsp verified

intx0x80 · 2017-10-09

Apache Tomcat < 9.0.1 (Beta) / < 8.5.23 / < 8.0.47 / < 7.0.8 - JSP Upload Bypass / Remote Code Execution (2)

Source code queued for fetch — refresh in a moment.

EDB-43008 remote java verified

Metasploit · 2017-10-17

Tomcat - Remote Code Execution via JSP Upload Bypass (Metasploit)

Source code queued for fetch — refresh in a moment.

Metasploit modules

exploit_multi/http/tomcat_jsp_upload_bypass rank 600

Tomcat RCE via JSP Upload Bypass

Source fetch failed: fetch_error — view the original via the link above.

OS impact

SUSE Affected 1 release

Version	Status	Fixed in
—	Affected	—

Package impact

Ecosystem	Package	Vulnerable	Fixed
Maven	org.apache.tomcat:tomcat-catalina	`>=9.0.0.M1,<9.0.1`	`9.0.1`
Maven	org.apache.tomcat:tomcat-catalina	`>=8.5.0,<8.5.23`	`8.5.23`
Maven	org.apache.tomcat:tomcat-catalina	`>=8.0.0-RC1,<8.0.47`	`8.0.47`
Maven	org.apache.tomcat:tomcat-catalina	`>=7.0.0,<7.0.82`	`7.0.82`
Maven	org.apache.tomcat.embed:tomcat-embed-core	`>=9.0.0.M1,<9.0.1`	`9.0.1`
Maven	org.apache.tomcat.embed:tomcat-embed-core	`>=8.5.0,<8.5.23`	`8.5.23`
Maven	org.apache.tomcat.embed:tomcat-embed-core	`>=8.0.0-RC1,<8.0.47`	`8.0.47`
Maven	org.apache.tomcat.embed:tomcat-embed-core	`>=7.0.0,<7.0.82`	`7.0.82`

References

Community-verified mitigations for this CVE will appear above when contributors publish them.

Verify integrity in audit chain (admin only). AS-IS.