Vulnerability identifier: #VU67526

Vulnerability risk: Medium

CVSSv3.1: 5.3 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-29834

CWE-ID: CWE-79

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
IBM Business Automation Workflow
Server applications / Other server solutions
IBM Business Process Manager
Server applications / Other server solutions

Vendor: IBM Corporation

Description

The disclosed vulnerability allows a remote attacker to perform cross-site scripting (XSS) attacks.

The vulnerability exists due to insufficient sanitization of user-supplied data. The vulnerability allows users to embed arbitrary JavaScript code in the Web UI thus altering the intended functionality potentially leading to credentials disclosure within a trusted session.

Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.

Mitigation
Install update from vendor's website.

Vulnerable software versions

IBM Business Automation Workflow: 18.0.0.0 - 21.0.2

IBM Business Process Manager: 8.5.0.0 - 8.6.0

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External links
http://www.ibm.com/support/pages/node/6493271
http://exchange.xforce.ibmcloud.com/vulnerabilities/204832

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.