CVE-2020-4640

Description

Certain IBM API Connect 10.0.0.0 through 10.0.1.0 and 2018.4.1.0 through 2018.4.1.13 configurations can result in sensitive information in the URL fragment identifiers. This information can be cached in the intermediate nodes like proxy servers, cdn, logging platforms, etc. An attacker can make use of this information to perform attacks by impersonating a user. IBM X-Force ID: 185510.

Category

4.1
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 3.0 •
CVSS 2.0 •
EPSS 0.08%
Vendor Advisory ibmcloud.com Vendor Advisory ibm.com
Affected: IBM API Connect
Published at:
Updated at:

References

Link Tags
https://www.ibm.com/support/pages/node/6410486 vendor advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/185510 vdb entry vendor advisory

Frequently Asked Questions

What is the severity of CVE-2020-4640?
CVE-2020-4640 has been scored as a medium severity vulnerability.
How to fix CVE-2020-4640?
To fix CVE-2020-4640, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2020-4640 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2020-4640 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2020-4640?
CVE-2020-4640 affects IBM API Connect.
This platform uses data from the NIST NVD, MITRE CVE, MITRE CWE, First.org and CISA KEV but is not endorsed or certified by these entities. CVE is a registred trademark of the MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. CWE is a registred trademark of the MITRE Corporation and the authoritative source of CWE content is MITRE's CWE web site.
© 2025 Under My Watch. All Rights Reserved.