CVE-2025-27019

CRITICAL

Infinera MTC-9 < R23.0 - Passwordless RSH Reverse Shell Access

Title source: manual

Description

Remote shell service (RSH) in Infinera MTC-9 version R22.1.1.0275 allows an attacker to utilize password-less user accounts and obtain system access by activating a reverse shell.This issue affects MTC-9: from R22.1.1.0275 before R23.0.

References (1)

Core 1

Core References

Third Party Advisory government-resource

https://www.cvcn.gov.it/cvcn/cve/CVE-2025-27019

Scores

CVSS v3 9.8

EPSS 0.0040

EPSS Percentile 32.1%

Attack Vector NETWORK

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

CISA SSVC

Vulnrichment

Exploitation none

Automatable yes

Technical Impact total

Details

CWE

CWE-306

Status published

Products (1)

nokia/infinera_mtc-9_firmware 22.1.1.0275 - 23.0

Published Dec 08, 2025

Tracked Since Feb 18, 2026