IBM InfoSphere Information Server update for urllib3

1) Information disclosure

EUVDB-ID: #VU81322

Risk: Low

CVSSv3.1: 3.4 [CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N/E:P/RL:O/RC:C]

CVE-ID: CVE-2023-43804

CWE-ID: CWE-200 - Information exposure

Exploit availability: Yes

Description

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

The vulnerability exists due to urllib does not strip the "Cookie" HTTP header during cross-origin HTTP redirects. A remote attacker can gain unauthorized access to sensitive information.

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/7070761

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. However, proof of concept for this vulnerability is available.