IBM Cloud Pak for Multicloud Management Infrastructure Management update for Go

Published: 2022-09-26

Risk	Low
Patch available	YES
Number of vulnerabilities	2
CVE-ID	CVE-2022-28327 CVE-2022-24675
CWE-ID	CWE-190 CWE-120
Exploitation vector	Network
Public exploit	N/A
Vulnerable software Subscribe	IBM Cloud Pak for Multicloud Management Client/Desktop applications / Software for system administration
Vendor	IBM Corporation

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Integer overflow

EUVDB-ID: #VU64269

Risk: Low

CVSSv3.1: 3.8 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-28327

CWE-ID: CWE-190 - Integer overflow

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform a denial of service attack.

The vulnerability exists due to integer overflow in the Golang's library crypto/elliptic. A remote attacker can send a specially crafted scalar input longer than 32 bytes to cause P256().ScalarMult or P256().ScalarBaseMult to panic and perform a denial of service attack.

Mitigation

Install update from vendor's website.

Vulnerable software versions

IBM Cloud Pak for Multicloud Management: before 2.3.5

External links

http://www.ibm.com/blogs/psirt/security-bulletin-a-security-vulnerability-in-go-affects-ibm-cloud-pak-for-multicloud-management-managed-services-2/
http://www.ibm.com/support/pages/node/6621973

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.

2) Buffer overflow

EUVDB-ID: #VU64266