CVE-2019-4055

HIGH

IBM MQ 8.0.0.0-8.0.0.10, 9.0.0.0-9.0.0.5, 9.1.0.0-9.1.1 - Denial of Service via TLS Key Renegotiation

Title source: llm

Description

IBM MQ 8.0.0.0 through 8.0.0.10, 9.0.0.0 through 9.0.0.5, and 9.1.0.0 through 9.1.1 is vulnerable to a denial of service attack within the TLS key renegotiation function. IBM X-Force ID: 156564.

References (3)

Core 3

Core References

Patch, Vendor Advisory x_refsource_confirm

https://www.ibm.com/support/docview.wss?uid=ibm10870484

VDB Entry, Vendor Advisory vdb-entry x_refsource_xf

https://exchange.xforce.ibmcloud.com/vulnerabilities/156564

Third Party Advisory, VDB Entry vdb-entry x_refsource_bid

http://www.securityfocus.com/bid/108027

Scores

CVSS v3 7.5

EPSS 0.0215

EPSS Percentile 80.1%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Details

Status published

Products (6)

ibm/mq 8.0.0.0 - 8.0.0.10

ibm/mq 9.0.0.0 - 9.0.0.5

ibm/mq 9.1.0 - 9.1.1

ibm/mq_appliance 8.0.0.0 - 8.0.0.10

ibm/mq_appliance 9.1.0 - 9.1.1

ibm/mq_appliance 9.1.0.0 - 9.1.0.1

Published Apr 19, 2019

Tracked Since Feb 18, 2026