CVE-2020-4163

Name: CVE-2020-4163
Creator: NVD / NIST
Published: 2020-02-04T17:15:13.123+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.2/10EPSS 1.55%

Last modified Jun 17, 2026

CVE-2020-4163 is a high-severity vulnerability rated 7.2/10 on the CVSS scale. IBM WebSphere Application Server 7.0, 8.0, 8.5, and 9.0, under specialized conditions, could allow an authenticated user to create a maliciously crafted file name which would be misinterpreted as jsp content and executed. IBM X-Force ID: 174397.. EPSS estimates a 1.55% chance of exploitation in the next 30 days.

Description

IBM WebSphere Application Server 7.0, 8.0, 8.5, and 9.0, under specialized conditions, could allow an authenticated user to create a maliciously crafted file name which would be misinterpreted as jsp content and executed. IBM X-Force ID: 174397.

Metrics

CVSS 3.1

7.2/10

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

EPSS Probability

1.55%

71.9th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Ibm	Websphere Application Server	>= 7.0.0.0, <= 7.0.0.45
Ibm	Websphere Application Server	>= 8.0.0.0, <= 8.0.0.15
Ibm	Websphere Application Server	>= 8.5.0.0, <= 8.5.5.16
Ibm	Websphere Application Server	>= 9.0.0.0, <= 9.0.5.2

References

https://exchange.xforce.ibmcloud.com/vulnerabilities/174397VDB Entry, Vendor Advisory
https://www.ibm.com/support/pages/node/1288786Patch, Vendor Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/174397VDB Entry, Vendor Advisory
https://www.ibm.com/support/pages/node/1288786Patch, Vendor Advisory

Timeline

Published: Feb 4, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-4163?

How severe is CVE-2020-4163?

CVE-2020-4163 has a CVSS score of 7.2/10 (HIGH severity). The EPSS model estimates a 1.55% probability of exploitation in the next 30 days.

How do I fix CVE-2020-4163?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2020-4163?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST