What’s Vulnerable › Vulnerabilities
CVE-2025-27019: Remote shell service (RSH) in Infinera MTC-9
- Severity: critical (CVSS 9.8 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.4% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2025-12-08 · updated 2026-10-07
- Weakness: CWE-306
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.
Affected products
- Infinera MTC-9: from 22.1.1.0275 before 23.0 — fixed in 23.0
How to fix
Upgrade to a fixed version: Infinera MTC-9 23.0. Check the vendor advisory for mitigations.
References
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