Denial of service in IBM Cloud Pak for Integration

1) Resource exhaustion

EUVDB-ID: #VU55579

Risk: Medium

CVSSv3.1: 4.8 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C]

CVE-ID: CVE-2021-23413

CWE-ID: CWE-400 - Resource exhaustion

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to application does not properly control consumption of internal resources. A remote attacker can trigger resource exhaustion and perform a denial of service (DoS) attack.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Asset Repository in IBM Cloud Pak for Integration (CP4I): 2020.4.1 - 2021.2.1

External links

http://www.ibm.com/blogs/psirt/security-bulletin-ibm-cloud-pak-for-integration-is-vulnerable-to-jzsip-cve-2021-23413/
http://www.ibm.com/support/pages/node/6501845

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. However, proof of concept for this vulnerability is available.