Security Bulletin: IBM Cloud Pak for Data Scheduling is vulnerable to installation denial of service due to grpc ( CVE-2023-44487 )

Summary

Grpc is used by IBM Cloud Pak for Data Scheduling as part of the image catalog used for installation. CVE-2023-44487.

Vulnerability Details

CVEID:CVE-2023-44487
**DESCRIPTION:**Multiple vendors are vulnerable to a denial of service, caused by a flaw in handling multiplexed streams in the HTTP/2 protocol. By sending numerous HTTP/2 requests and RST_STREAM frames over multiple streams, a remote attacker could exploit this vulnerability to cause a denial of service due to server resource consumption.
CVSS Base score: 7.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/268044 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)

Affected Products and Versions

Affected Products/Versions guidance:

Affected Product(s)|**Version(s)
**
—|—
IBM Cloud Pak for Data Scheduling| 4.6.4 - 4.8.2

Remediation/Fixes

Remediation/Fixes guidance:

IBM recommends addressing the vulnerability now.

Note: IBM Cloud Pak for Data Scheduling is bundled with IBM Cloud Pak for Data to provide advanced scheduling

Workarounds and Mitigations

Workarounds/Mitigation guidance:

None