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Published: 29th January 2019

CVE-2018-20737

Severity: Low

CVSS Score: 3.5 (CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:N/A:N)


AFFECTED PRODUCTS

API Manager 2.6.0

WSO2 IS as Key Manager 5.7.0 

WSO2 Identity Server 5.7.0


OVERVIEW

Above WSO2 products are vulnerable to a potential Reflected Cross-Site Scripting (XSS) vulnerability.


DESCRIPTION

This vulnerability is discovered in the OIDC claim management flow in the Carbon Console.


IMPACT

By leveraging an XSS attack, an attacker can make the browser get redirected to a malicious website, make changes in the UI of the web page, retrieve information from the browser or harm otherwise.

SOLUTION

Apply the following patches based on your product version by following the instructions in the README file. If you have any questions, post them to security@wso2.com.

Please download the relevant patches based on the products you use following the matrix below. Patches can also be downloaded from http://wso2.com/security-patch-releases/.


Code

Product

Version

Patch

AM 

WSO2 API Manager

2.6.0

WSO2-CARBON-PATCH-4.4.0-3537

IS KM WSO2 IS as Key Manager5.7.0

WSO2-CARBON-PATCH-4.4.0-3537

ISWSO2 Identity Server5.7.0WSO2-CARBON-PATCH-4.4.0-3537


Note: If you are a WSO2 customer with Support Subscription, please use WSO2 Update Manager (WUM) updates in order to apply the fix. These patches are intended for WSO2 community (free) users.


NOTES

If you are using newer versions of the products than the ones mentioned in the “SOLUTION” section, this vulnerability is fixed.


CREDITS

WSO2 thanks, Julien Oury--Nogues for responsibly reporting the identified issues and working with us as we addressed them.



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