Command injection in IBM Cloud Pak for Multicloud Management Managed Services

1) Command Injection

EUVDB-ID: #VU67516

Risk: High

CVSSv3.1: 8.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-42740

CWE-ID: CWE-77 - Command injection

Exploit availability: No

Description

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

The vulnerability exists due to improper input validation in the regex designed to support Windows drive letters before passing it into the exec() call. A remote attacker can pass specially crafted payload to the application and execute arbitrary code on the system.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Cloud Pak for Multicloud Management Infrastructure Management : before 2.3 Fix Pack 5

External links

http://www.ibm.com/support/pages/node/6851355

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.