Prototype pollution in IBM App Connect Enterprise Certified Container

1) Prototype pollution

EUVDB-ID: #VU59551

Risk: Medium

CVSSv3.1: 4.6 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-21824

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

Exploit availability: No

Description

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

The vulnerability exists due to the formatting logic of the console.table() function. A remote attacker can send a specially crafted request and assign an empty string to numerical keys of the object prototype.

Mitigation

Install update from vendor's website.

Vulnerable software versions

App Connect Enterprise Certified Container: before 6.0.0

External links

http://www.ibm.com/blogs/psirt/security-bulletin-ibm-app-connect-enterprise-certified-container-operands-may-be-vulnerable-to-prototype-polution-due-to-cve-2022-21824/
http://www.ibm.com/support/pages/node/6837237

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.