Security Bulletin: Multiple vulnerabilities in IBM WebSphere Application Server Liberty affect IBM Storage Scale packaged in Elastic Storage Server.

Summary

There is a vulnerability in IBM WebSphere Application Server Liberty, used by IBM Elastic Storage Server, which could allow a remote attacker to cause a denial of service. CVE-2023-46158, CVE-2023-44487.

Vulnerability Details

CVEID:CVE-2023-46158
**DESCRIPTION:**IBM WebSphere Application Server Liberty 23.0.0.9 through 23.0.0.10 could provide weaker than expected security due to improper resource expiration handling. IBM X-Force ID: 268775.
CVSS Base score: 4.9
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/268775 for the current score.
CVSS Vector: (CVSS:3.0/AV:L/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L)

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

Remediation/Fixes

For the Elastic Storage Server V6.1.0.0 - V6.1.2.8, upgrade to V6.1.2.9 available at:

https://www.ibm.com/support/fixcentral/swg/selectFixes?parent=Software%20defined%20storage&product=ibm/StorageSoftware/IBM+Elastic+Storage+Server+(ESS)&release=6.1.0&platform=All&function=all

For the Elastic Storage Server V6.1.3.0 - V6.1.9.1, upgrade to V6.1.9.2 or later available at:

https://www.ibm.com/support/fixcentral/swg/selectFixes?parent=Software%20defined%20storage&product=ibm/StorageSoftware/IBM+Storage+Scale+System&release=6.1.9&platform=All&function=all

Workarounds and Mitigations

None