Out-of-bounds write in IBM Cloud Pak System

1) Out-of-bounds write

EUVDB-ID: #VU85324

Risk: Medium

CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-3894

CWE-ID: CWE-787 - Out-of-bounds write

Exploit availability: No

Description

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

The vulnerability occurs when parser is running on user supplied input. A remote attacker can supply content that causes the parser to crash by StackOverflow causing a denial of service.

Mitigation

Install update from vendor's website.

Vulnerable software versions

IBM Cloud Pak System: before 2.3.3.7 iFix 01

CPE2.3

• cpe:2.3:a:ibm_corporation:ibm_cloud_pak_system:*:*:*:*:*:*:*:

External links

http://www.ibm.com/support/pages/node/7105096

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

How the attacker can exploit this vulnerability?

The attacker would have to send a specially crafted request to the affected application in order to exploit this vulnerability.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.