CVE-2020-4719

Name: CVE-2020-4719
Creator: NVD / NIST
Published: 2021-03-02T17:15:13.367+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 4.9/10EPSS 0.83%

Last modified Jun 17, 2026

CVE-2020-4719 is a medium-severity vulnerability rated 4.9/10 on the CVSS scale. The IBM Cloud APM 8.1.4 server will issue a DNS request to resolve any hostname specified in the Cloud Event Management Webhook URL configuration definition. This could enable an authenticated user with admin authorization to create DNS query strings that are not hostnames. EPSS estimates a 0.83% chance of exploitation in the next 30 days.

Description

The IBM Cloud APM 8.1.4 server will issue a DNS request to resolve any hostname specified in the Cloud Event Management Webhook URL configuration definition. This could enable an authenticated user with admin authorization to create DNS query strings that are not hostnames. IBM X-Force ID: 187861.

Metrics

CVSS 3.1

4.9/10

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

EPSS Probability

0.83%

52.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-706

Affected Software

Vendor	Product	Versions
Ibm	Cloud Application Performance Management	8.1.4

References

https://exchange.xforce.ibmcloud.com/vulnerabilities/187861VDB Entry, Vendor Advisory
https://www.ibm.com/support/pages/node/6417137Patch, Vendor Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/187861VDB Entry, Vendor Advisory
https://www.ibm.com/support/pages/node/6417137Patch, Vendor Advisory

Timeline

Published: Mar 2, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-4719?

How severe is CVE-2020-4719?

CVE-2020-4719 has a CVSS score of 4.9/10 (MEDIUM severity). The EPSS model estimates a 0.83% probability of exploitation in the next 30 days.

How do I fix CVE-2020-4719?

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-2020-4719?

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

Scan your code now

Source: NVD / NIST