Uncontrolled Resource Consumption in IBM Watson Discovery

1) Resource exhaustion

EUVDB-ID: #VU56963

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-2021-3749

CWE-ID: CWE-400 - Resource exhaustion

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform a regular expression denial of service (ReDoS) attack.

The vulnerability exists due to application does not properly control consumption of internal resources within the isURLSearchParams function in utils.js. A remote attacker can send specially crafted data to the application and perform regular expression denial of service (ReDoS) attack.

Mitigation

Install update from vendor's website.

Vulnerable software versions

IBM Watson Discovery for IBM Cloud Pak for Data: 2.0.0 - 4.0.2

External links

http://www.ibm.com/blogs/psirt/security-bulletin-ibm-watson-discovery-for-ibm-cloud-pak-for-data-affected-by-vulnerability-in-axios/
http://www.ibm.com/support/pages/node/6516466

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.