Code Injection in IBM Business Automation Workflow and IBM Business Process Manager (BPM)

1) Code Injection

EUVDB-ID: #VU60834

Risk: High

CVSSv3.1: 7.9 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-23450

CWE-ID: CWE-94 - Improper Control of Generation of Code ('Code Injection')

Exploit availability: No

Description

The disclosed vulnerability allows a remote attacker to execute arbitrary code on the system.

The vulnerability exists due to insufficient sanitization of user-supplied data. A remote attacker can inject and execute arbitrary script code via the setObject function.

Mitigation

Install update from vendor's website.

Vulnerable software versions

IBM Business Automation Workflow: before 22.0.1-IF001

IBM Business Process Manager: before 8.6.0.CF201803

External links

http://www.ibm.com/blogs/psirt/security-bulletin-prototype-pollution-vulnerability-affect-ibm-business-automation-workflow-and-ibm-business-process-manager-bpm-cve-2021-23450/
http://www.ibm.com/support/pages/node/6617979

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.