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CVE-2019-4261

Quick assessment

Affected
IBM MQ
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（IBM WebSphere MQ）是美国IBM公司的一款消息传递中间件产品。该产品主要为面向服务的体系结构（SOA）提供可靠的、经过验证的消息传递主干网。 IBM MQ客户端中存在安全漏洞。攻击者可借助特制的消息利用该漏洞造成拒绝服务。以下产品及版本受到影响：IBM WebSphere MQ 7.1.0.0版本至7.1.0.9版本，WepSphere MQ 7.5.0.0版本至7.5.0.9版本，MQ 8.0.0.0版本至8.0.0.11版本，MQ 9.0.0.0版本至9.0.0.6版本（L

AI Predicted 7.5 Difficulty: Easy EPSS 2.35% · P83

Possible ATT&CK Techniques 1 AI

T1499 · Endpoint Denial of Service
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I. Basic Information for CVE-2019-4261

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
IBM WebSphere MQ V7.1, 7.5, IBM MQ V8, IBM MQ V9.0LTS, IBM MQ V9.1 LTS, and IBM MQ V9.1 CD are vulnerable to a denial of service attack caused by specially crafted messages. IBM X-Force ID: 160013.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
IBM MQ 输入验证错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
IBM MQ（IBM WebSphere MQ）是美国IBM公司的一款消息传递中间件产品。该产品主要为面向服务的体系结构（SOA）提供可靠的、经过验证的消息传递主干网。 IBM MQ客户端中存在安全漏洞。攻击者可借助特制的消息利用该漏洞造成拒绝服务。以下产品及版本受到影响：IBM WebSphere MQ 7.1.0.0版本至7.1.0.9版本，WepSphere MQ 7.5.0.0版本至7.5.0.9版本，MQ 8.0.0.0版本至8.0.0.11版本，MQ 9.0.0.0版本至9.0.0.6版本（L
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 9.0.0.1 -

II. Public POCs for CVE-2019-4261

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III. Intelligence Information for CVE-2019-4261

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Vendor Advisories for CVE-2019-4261 (2)

Same Patch Batch · IBM · 2019-08-05 · 3 CVEs total

CVE-2019-4284 IBM Cloud Private 日志信息泄露漏洞
CVE-2019-4473 IBM SDK, Java Technology Edition 代码问题漏洞

IV. Related Vulnerabilities

Same product: MQ
Same vendor: IBM

V. Comments for CVE-2019-4261

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