Insecure configuration in IBM InfoSphere Information Server RMI service

1) Insecure configuration

EUVDB-ID: #VU76435

Risk: High

CVSSv4.0: 8.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2023-32336

CWE-ID: CWE-16 - Configuration

Exploit availability: No

Description

The issue may allow a remote attacker to compromise the affected system.

The issue exists due to insecure deserialization in an RMI service. A remote attacker can send a specially crafted request the server and execute arbitrary Java code on the system.

Mitigation

The vendor recommends to change Java configuration to limit the objects that will be handled by the RMI service.

Vulnerable software versions

IBM InfoSphere Information Server: 11.7 - 11.7.1.4

CPE2.3

• cpe:2.3:a:ibm_corporation:ibm_infosphere_information_server:11.7:*:*:*:*:*:*:*
• cpe:2.3:a:ibm_corporation:ibm_infosphere_information_server:11.7.0:*:*:*:*:*:*:*
• cpe:2.3:a:ibm_corporation:ibm_infosphere_information_server:11.7.0.1:*:*:*:*:*:*:*

External links

https://www.ibm.com/support/pages/node/6995879
https://exchange.xforce.ibmcloud.com/vulnerabilities/255285
https://www.ibm.com/support/pages/node/6454607

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.