CVE-2017-12617

Act now ● On CISA KEV — actively exploited

Actively exploited — on the CISA KEV list.

CVSS base

8.1 HIGH

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS — probability of exploitation (30 days)

100.0%

100.0th percentile

CISA KEV

Listed

Added 2022-03-25 · patch by 2022-04-15

Weakness / dates

CWE-434

Published 2017-10-04 · modified 2026-08-25

CVSS breakdown

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector	N	Network
Attack Complexity	H	High
Privileges Required	N	None
User Interaction	N	None
Scope	U	Unchanged
Confidentiality	H	High
Integrity	H	High
Availability	H	High

Timeline

2017-10-04 — Published (NVD)
2022-03-25 — Added to CISA KEV (actively exploited)
2022-04-15 — CISA patch-by deadline
2026-08-25 — Last modified (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.

Affected

apache canonical debian netapp oracle

References

Official: NVD · CVE.org