Security Bulletin: IBM InfoSphere Information Server is affected by multiple vulnerabilities in Dojo Toolkit

Summary

Multiple vulnerabilities in Dojo Toolkit used by IBM InfoSphere Information Server were addressed.

Vulnerability Details

CVEID:CVE-2020-5259
**DESCRIPTION:**Dojo dojox could allow a remote attacker to execute arbitrary code on the system, caused by a prototype pollution flaw. By adding or modifying properties of Object.prototype using a proto payload, an attacker could exploit this vulnerability to execute arbitrary code on the system.
CVSS Base score: 9.8
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/177752 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)

CVEID:CVE-2020-5258
**DESCRIPTION:**Dojo dojo could allow a remote attacker to execute arbitrary code on the system, caused by a prototype pollution flaw. By adding or modifying properties of Object.prototype using a proto payload, an attacker could exploit this vulnerability to execute arbitrary code on the system.
CVSS Base score: 9.8
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/177751 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)

CVEID:CVE-2019-10785
**DESCRIPTION:**Dojox is vulnerable to cross-site scripting, caused by improper validation of user-supplied input by the dojox.xmpp.util.xmlEncode. A remote attacker could exploit this vulnerability to execute script in a victim’s Web browser within the security context of the hosting Web site. An attacker could use this vulnerability to steal the victim’s cookie-based authentication credentials.
CVSS Base score: 6.1
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/176460 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N)

Affected Products and Versions

Remediation/Fixes

InfoSphere Information Server, Information Server on Cloud | 11.5 | JR61706 | --Apply InfoSphere Information Server version 11.5.0.2
--Apply InfoSphere Information Server 11.5.0.2 Service Pack 6
--Apply InfoSphere Metadata Asset Manager Security patch
--For Information Server Framework upgrade to a fixed release.
InfoSphere Information Server | 11.3 | JR61706 | --Upgrade to a new release where the issue has been addressed

Contact Technical Support:

In the United States and Canada dial 1-800-IBM-SERV
View the support contacts for other countries outside of the United States.
Electronically open a Service Request with Information Server Technical Support.

Workarounds and Mitigations

None