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CVE-2020-4320

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 Appliance是美国IBM公司的一款用于快速部署企业级消息中间件的一体机设备。AMQ是美国Redhat的一种消息中间件能够高性能、安全、可靠的在不同服务之间传输信息。 IBM MQ Appliance 和 IBM MQ AMQP 中存在信任管理问题漏洞，该漏洞源于AMQP Channels没有阻拦SSLPEER设置所限制的连接。目前尚无此漏洞的相关信息，请随时关注CNNVD或厂商公告。以下产品及版本受到影响：IBM MQ 9.1 LTS版本，9.0 LTS版本，8.0版本，9.1 CD版

AI Predicted 8.1 Difficulty: Easy EPSS 0.72% · P51

Possible ATT&CK Techniques 1 AI

T1078 · Valid Accounts
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I. Basic Information for CVE-2020-4320

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
IBM MQ Appliance and IBM MQ AMQP Channels 8.0, 9.0 LTS, 9.1 LTS, and 9.1 CD do not correctly block or allow clients based on the certificate distinguished name SSLPEER setting. IBM X-Force ID: 177403.
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 Appliance 和 IBM MQ AMQP 信任管理问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
IBM MQ Appliance是美国IBM公司的一款用于快速部署企业级消息中间件的一体机设备。AMQ是美国Redhat的一种消息中间件能够高性能、安全、可靠的在不同服务之间传输信息。 IBM MQ Appliance 和 IBM MQ AMQP 中存在信任管理问题漏洞，该漏洞源于AMQP Channels没有阻拦SSLPEER设置所限制的连接。目前尚无此漏洞的相关信息，请随时关注CNNVD或厂商公告。以下产品及版本受到影响：IBM MQ 9.1 LTS版本，9.0 LTS版本，8.0版本，9.1 CD版
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 8.0 -

II. Public POCs for CVE-2020-4320

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III. Intelligence Information for CVE-2020-4320

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Vendor Advisories for CVE-2020-4320 (2)

IV. Related Vulnerabilities

Same product: MQ
Same vendor: IBM

V. Comments for CVE-2020-4320

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