CVE-2019-4521

Name: CVE-2019-4521
Creator: NVD / NIST
Published: 2019-12-10T16:15:13.597+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 2.61%

Last modified Jun 17, 2026

CVE-2019-4521 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. Platform System Manager in IBM Cloud Pak System 2.3 is potentially vulnerable to CVS Injection. A remote attacker could execute arbitrary commands on the system, caused by improper validation of csv file contents. EPSS estimates a 2.61% chance of exploitation in the next 30 days.

Description

Platform System Manager in IBM Cloud Pak System 2.3 is potentially vulnerable to CVS Injection. A remote attacker could execute arbitrary commands on the system, caused by improper validation of csv file contents. IBM X-Force ID: 165179.

Metrics

CVSS 3.1

9.8/10

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

EPSS Probability

2.61%

83.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-1236

Affected Software

Vendor	Product	Versions
Ibm	Cloud Pak System	2.3
Ibm	Cloud Pak System	2.3.0.1

References

https://exchange.xforce.ibmcloud.com/vulnerabilities/165179VDB Entry, Vendor Advisory
https://www.ibm.com/support/pages/node/1126605Vendor Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/165179VDB Entry, Vendor Advisory
https://www.ibm.com/support/pages/node/1126605Vendor Advisory

Timeline

Published: Dec 10, 2019
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2019-4521?

How severe is CVE-2019-4521?

CVE-2019-4521 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 2.61% probability of exploitation in the next 30 days.

How do I fix CVE-2019-4521?

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-2019-4521?

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

Scan your code now

Source: NVD / NIST