CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
EPSS
Percentile
41.3%
Vulnerabilities in GSKit affect IBM MQ. IBM MQ has addressed the applicable CVEs.
CVEID:CVE-2023-32342
**DESCRIPTION:**IBM GSKit could allow a remote attacker to obtain sensitive information, caused by a timing-based side channel in the RSA Decryption implementation. By sending an overly large number of trial messages for decryption, an attacker could exploit this vulnerability to obtain sensitive information. IBM X-Force ID: 255828.
CVSS Base score: 5.9
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/255828 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N)
Affected Product(s) | Version(s) |
---|---|
IBM MQ | 9.0 LTS |
IBM MQ | 9.1 LTS |
IBM MQ | 9.2 LTS |
IBM MQ | 9.3 LTS |
IBM MQ | 9.2 CD |
IBM MQ | 9.3 CD |
The following installable MQ components are affected by the vulnerability:
- IBM Global Security Kit (GSKit)
If you are running any of these listed components, please apply the remediation/fixes as described below. For more information on the definitions of components used in this list see <https://www.ibm.com/support/pages/installable-component-names-used-ibm-mq-security-bulletins>
This issue was resolved under APAR IT43802
IBM MQ 9.0 LTS
Apply cumulative security update 9.0.0.18
IBM MQ 9.1 LTS
Apply cumulative security update 9.1.0.16
IBM MQ 9.2 LTS
IBM MQ 9.3 LTS
Apply cumulative security update 9.3.0.6
IBM MQ 9.2 CD and 9.3 CD
Upgrade to IBM MQ Version 9.3.3
All versions of MQ can mitigate the vulnerability by avoiding the use of affected CipherSpecs. The vulnerable CipherSpecs are those whose name begins TLS_RSA_*.
See Enabling CipherSpecs for a list of currently supported CipherSpecs.
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
EPSS
Percentile
41.3%