What is the vulnerability ID of this issue?

The vulnerability ID of this issue is CVE-2020-4640.

How severe is CVE-2020-4640?

CVE-2020-4640 has a severity value of 4.1, which is considered medium.

What is the affected software?

The affected software is IBM API Connect versions 10.0.0.0 through 10.0.1.0 and versions 2018.4.1.0 through 2018.4.1.13.

What is the risk of this vulnerability?

This vulnerability can result in sensitive information being exposed in the URL fragment identifiers and cached in intermediate nodes like proxy servers, CDN, and logging platforms.

How can I fix CVE-2020-4640?

You can apply the patch provided by IBM to fix CVE-2020-4640. The patch can be found at the following link: http://www.ibm.com/support/fixcentral/swg/quickorder?parent=ibm%7EWebSphere&product=ibm/WebSphere/IBM+API+Connect&release=2018.4.1.13&platform=All&function=all&source=fc

Vulnerability/
CVE-2020-4640

medium

4.1

CWE

200

2/2/2021

4/8/2024

CVE-2020-4640: Infoleak

First published: Tue Feb 02 2021(Updated: )

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.

Credit: psirt@us.ibm.com

Affected Software	Affected Version	How to fix
IBM API Connect	>=2018.4.1.0<=2018.4.1.13
IBM API Connect	=10.0.0.0
IBM API Connect	=10.0.1.0
	<=API Connect V10.0.1.0
	<=V2018.4.1.0-2018.4.1.13

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Reference Links

Parent vulnerabilities

(Appears in the following advisories)

IBM-6410486

Frequently Asked Questions

What is the vulnerability ID of this issue?
The vulnerability ID of this issue is CVE-2020-4640.
How severe is CVE-2020-4640?
CVE-2020-4640 has a severity value of 4.1, which is considered medium.
What is the affected software?
The affected software is IBM API Connect versions 10.0.0.0 through 10.0.1.0 and versions 2018.4.1.0 through 2018.4.1.13.
What is the risk of this vulnerability?
This vulnerability can result in sensitive information being exposed in the URL fragment identifiers and cached in intermediate nodes like proxy servers, CDN, and logging platforms.
How can I fix CVE-2020-4640?
You can apply the patch provided by IBM to fix CVE-2020-4640. The patch can be found at the following link: http://www.ibm.com/support/fixcentral/swg/quickorder?parent=ibm%7EWebSphere&product=ibm/WebSphere/IBM+API+Connect&release=2018.4.1.13&platform=All&function=all&source=fc

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agent/references
agent/type
agent/first-publish-date
collector/mitre-cve
source/MITRE
agent/last-modified-date
agent/severity
agent/weakness
agent/author
agent/softwarecombine
agent/tags
agent/description
agent/event
collector/ibm-support
source/IBM
agent/software-canonical-lookup
vendor/ibm
canonical/ibm api connect
version/ibm api connect/2018.4.1.0
version/ibm api connect/2018.4.1.13
version/ibm api connect/10.0.0.0
version/ibm api connect/10.0.1.0
version/ibm api connect/api connect v10.0.1.0
version/ibm api connect/v2018.4.1.0-2018.4.1.13

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