Multiple vulnerabilities in IBM AIX and IBM VIOS

Published: 2023-12-22 | Updated: 2024-04-19

Risk	Medium
Patch available	YES
Number of vulnerabilities	2
CVE-ID	CVE-2023-43804 CVE-2023-37920
CWE-ID	CWE-200 CWE-345
Exploitation vector	Network
Public exploit	Public exploit code for vulnerability #1 is available.
Vulnerable software	IBM VIOS Server applications / Application servers IBM AIX Operating systems & Components / Operating system
Vendor	IBM Corporation

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Information disclosure

EUVDB-ID: #VU81322

Risk: Low

CVSSv4.0: 2.9 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P/U:Clear]

CVE-ID: CVE-2023-43804

CWE-ID: CWE-200 - Exposure of sensitive information to an unauthorized actor

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 VIOS: All versions

IBM AIX: All versions

CPE2.3

External links

https://www.ibm.com/support/pages/node/7101062

Q & A

Can this vulnerability be exploited remotely?

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

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.

2) Insufficient verification of data authenticity

EUVDB-ID: #VU79296

Risk: Medium

CVSSv4.0: 6.9 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2023-37920

CWE-ID: CWE-345 - Insufficient Verification of Data Authenticity

Exploit availability: No