Externally controlled reference to a resource in another sphere in InfoSphere Information Server

1) Externally Controlled Reference to a Resource in Another Sphere

EUVDB-ID: #VU86073

Risk: Low

CVSSv3.1: 2.7 [CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-25740

CWE-ID: CWE-610 - Externally Controlled Reference to a Resource in Another Sphere

Exploit availability: No

Description

The vulnerability allows a remote user to gain access to potentially sensitive information.

The vulnerability exists due to excessive data output by the application. A remote users can send network traffic to locations they would otherwise not have access to via a confused deputy attack.

Mitigation

Install update from vendor's website.

Vulnerable software versions

IBM InfoSphere Information Server: before 11.7.1 Fix Pack 4

External links

http://www.ibm.com/support/pages/node/6852449

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user 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.