Code Injection in IBM Integration Bus and IBM App Connect Enterpise

1) Code Injection

EUVDB-ID: #VU52448

Risk: Medium

CVSSv4.0: 6.9 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2021-2161

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

Exploit availability: No

Description

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

The vulnerability exists due to improper input validation in the java.lang.ProcessBuilder API on the Windows platform. A remote attacker can manipulate the Process command line and execute arbitrary code on the target system.

Mitigation

Install update from vendor's website.

Vulnerable software versions

IBM Integration Bus: 9.0.0.0 - 10.0.0.23

IBM App Connect Enterprise: 11.0.0.0 - 12.0.1.0

CPE2.3

• cpe:2.3:a:ibm_corporation:ibm_integration_bus:9.0.0.0:*:*:*:*:*:*:*
• cpe:2.3:a:ibm_corporation:ibm_integration_bus:9.0.0.1:*:*:*:*:*:*:*
• cpe:2.3:a:ibm_corporation:ibm_integration_bus:9.0.0.2:*:*:*:*:*:*:*
• cpe:2.3:a:ibm_corporation:ibm_app_connect_enterprise:11.0.0.0:*:*:*:*:*:*:*
• cpe:2.3:a:ibm_corporation:ibm_app_connect_enterprise:11.0.0.1:*:*:*:*:*:*:*
• cpe:2.3:a:ibm_corporation:ibm_app_connect_enterprise:11.0.0.2:*:*:*:*:*:*:*

External links

https://www.ibm.com/blogs/psirt/security-bulletin-vulnerabilities-in-ibm-java-runtime-affect-ibm-integration-bus-and-ibm-app-connect-enterpise-v11-v12-cve-2021-2161/
https://www.ibm.com/support/pages/node/6488851

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.