Improper Certificate Validation in IBM Cloud Transformation Advisor

Published: 2021-06-23

Risk	Medium
Patch available	YES
Number of vulnerabilities	1
CVE-ID	CVE-2021-31597
CWE-ID	CWE-295
Exploitation vector	Network
Public exploit	N/A
Vulnerable software Subscribe	IBM Cloud Transformation Advisor Server applications / Other server solutions
Vendor	IBM Corporation

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Improper Certificate Validation

EUVDB-ID: #VU76190

Risk: Medium

CVSSv3.1: 5.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-31597

CWE-ID: CWE-295 - Improper Certificate Validation

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform MitM attacks.

The vulnerability exists due to improper certificate validation caused by an error interpreting the rejectUnauthorized value. A remote attacker can perform a man-in-the-middle (MitM) attack.

Mitigation

Install update from vendor's website.

Vulnerable software versions

IBM Cloud Transformation Advisor: 2.0

CPE2.3

cpe:2.3:a:ibm_corporation:ibm_cloud_transformation_advisor:2.0:*:*:*:*:*:*:

External links

http://www.ibm.com/support/pages/node/6466331

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.