Multiple vulnerabilities in InfoSphere Information Server

Published: 2024-01-04

Risk	Low
Patch available	YES
Number of vulnerabilities	2
CVE-ID	CVE-2023-0466 CVE-2023-0465
CWE-ID	CWE-254 CWE-347
Exploitation vector	Network
Public exploit	N/A
Vulnerable software Subscribe	IBM InfoSphere Information Server Server applications / Database software
Vendor	IBM Corporation

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Security features bypass

EUVDB-ID: #VU74149

Risk: Low

CVSSv3.1: 4.2 [CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-0466

CWE-ID: CWE-254 - Security Features

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform MitM attack.

The vulnerability exists due to an error within the X509_VERIFY_PARAM_add0_policy() function, which does not perform the certificate policy check despite being implicitly enabled. A remote attacker can bypass expected security restrictions and perform MitM attack.

Mitigation

Install update from vendor's website.

Vulnerable software versions

IBM InfoSphere Information Server: 11.7 - 11.7.1.125

External links

http://www.ibm.com/support/pages/node/7105279

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.

2) Improper Verification of Cryptographic Signature

EUVDB-ID: #VU74148