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CVE-2025-27020— Improper configuration of SSH service in Infinera MTC-9

CVSS 9.8 · Critical EPSS 0.19% · P40
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I. Basic Information for CVE-2025-27020

Vulnerability Information
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Vulnerability Title
Improper configuration of SSH service in Infinera MTC-9
Source: NVD (National Vulnerability Database)
Vulnerability Description
Improper configuration of the SSH service in Infinera MTC-9 allows an unauthenticated attacker to execute arbitrary commands and access data on file system . This issue affects MTC-9: from R22.1.1.0275 before R23.0.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
关键功能的认证机制缺失
Source: NVD (National Vulnerability Database)
Vulnerability Title
Infinera MTC-9 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Infinera MTC-9是美国Infinera公司的一个模块化控制器。 Infinera MTC-9 R22.1.1.0275版本至R23.0之前版本存在安全漏洞，该漏洞源于SSH服务配置不当，可能导致执行任意命令和访问文件系统数据。
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)

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Affected Products

VendorProductAffected VersionsCPESubscribe
InfineraMTC-9 R22.1.1.0275 ~ R23.0 -

II. Public POCs for CVE-2025-27020

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III. Intelligence Information for CVE-2025-27020

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Same Patch Batch · Infinera · 2025-12-08 · 5 CVEs total

CVE-2025-270199.8 CRITICALRemote shell service (RSH) in Infinera MTC-9
CVE-2025-264878.6 HIGHServer Side Request Forgery (SSRF) in the web server of Infinera MTC-9
CVE-2025-264887.5 HIGHImproper input validation in XML Management service in Infinera MTC-9
CVE-2025-264896.5 MEDIUMImproper input validation in Netconf service in Infinera MTC-9

IV. Related Vulnerabilities

Same product: MTC-9
Same vendor: Infinera
Same weakness: CWE-306

V. Comments for CVE-2025-27020

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