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CVE-2025-27365— IBM MQ Operator denial of service

Quick assessment

Affected
IBM MQ Operator
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

IBM MQ Operator是美国国际商业机器（IBM）公司的一种用于管理 IBM MQ 队列管理器生命周期的工具。 IBM MQ Operator存在资源管理错误漏洞，该漏洞源于客户端连接可能导致AMQRMPPA通道进程终止。以下产品及版本受到影响：IBM MQ Operator LTS 2.0.0至2.0.29版本、MQ Operator CD 3.0.0、3.0.1、3.1.0至3.1.3、3.3.0、3.4.0、3.4.1、3.5.0、3.5.1版本和MQ Operator SC2 3.2.0至

CVSS 6.5 · Medium EPSS 0.39% · P31

Possible ATT&CK Techniques 1 AI

T1499 · Endpoint Denial of Service
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I. Basic Information for CVE-2025-27365

Vulnerability Information
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Vulnerability Title
IBM MQ Operator denial of service
Source: CVE Program / CVE List V5
Vulnerability Description
IBM MQ Operator LTS 2.0.0 through 2.0.29, MQ Operator CD 3.0.0, 3.0.1, 3.1.0 through 3.1.3, 3.3.0, 3.4.0, 3.4.1, 3.5.0, 3.5.1, and MQ Operator SC2 3.2.0 through 3.2.10  Client connecting to a MQ Queue Manager can cause a SIGSEGV in the AMQRMPPA channel process terminating it.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
释放后使用
Source: CVE Program / CVE List V5
Vulnerability Title
IBM MQ Operator 资源管理错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
IBM MQ Operator是美国国际商业机器（IBM）公司的一种用于管理 IBM MQ 队列管理器生命周期的工具。 IBM MQ Operator存在资源管理错误漏洞，该漏洞源于客户端连接可能导致AMQRMPPA通道进程终止。以下产品及版本受到影响：IBM MQ Operator LTS 2.0.0至2.0.29版本、MQ Operator CD 3.0.0、3.0.1、3.1.0至3.1.3、3.3.0、3.4.0、3.4.1、3.5.0、3.5.1版本和MQ Operator SC2 3.2.0至
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
IBM MQ Operator 2.0.0 LTS ~ 2.0.29 LTS cpe:2.3:a:ibm:mq_operator:3.0.0:*:*:*:continuous_delivery:*:*:*

II. Public POCs for CVE-2025-27365

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III. Intelligence Information for CVE-2025-27365

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Vendor Advisories for CVE-2025-27365 (1)

Same Patch Batch · IBM · 2025-05-01 · 3 CVEs total

CVE-2025-1333 6.0 MEDIUM IBM MQ Operator information disclosure
CVE-2024-52903 5.3 MEDIUM IBM Db2 denial of service

IV. Related Vulnerabilities

Same product: MQ Operator
Same vendor: IBM
Same weakness: CWE-416

V. Comments for CVE-2025-27365

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