Buffer overflow in IBM Watson Speech Services Cartridge for IBM Cloud Pak for Data

1) Buffer overflow

EUVDB-ID: #VU61603

Risk: Low

CVSSv3.1: 3.2 [CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-33430

CWE-ID: CWE-119 - Memory corruption

Exploit availability: No

Description

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

The vulnerability exists due to a boundary error in the PyArray_NewFromDescr_int() function of ctors.c. A remote attacker can pass specially crafted data to the library and perform a denial of service (DoS) attack.

Mitigation

Install update from vendor's website.

Vulnerable software versions

IBM Watson Speech Services Cartridge for IBM Cloud Pak for Data : 4.0.0 - 4.0.8

External links

http://www.ibm.com/blogs/psirt/security-bulletin-ibm-watson-speech-services-cartridge-for-ibm-cloud-pak-for-data-is-vulnerable-to-a-denial-of-service-in-numpy-cve-2021-33430/
http://www.ibm.com/support/pages/node/6592841

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.