Vulnerability Report

CVE-2025-27019

Title: Nokia Infinera Mtc-9 Auth Bypass

Auth Bypass

Proof Of Concept

No public PoC currently indexed for CVE-2025-27019.

CWE Category CWE-306

Published Date Dec 08, 2025

Modified Date Dec 22, 2025

Exploit Status Not Found

Score 9.8 CVSS v3.1

Exploit Probability (EPSS)

0.06%

Vulnerability Summary

CVE-2025-27019: 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.

Impacted Vendors

nokia 1

Reference Links

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

CVSS v3.1

Source Entity a6d3dc9e-0591-4a13-bce7-0f5b31ff6158

Severity CRITICAL

9.8

Attack Vector

NETWORK

Complexity

LOW

Privileges

N/A

Interaction

NONE

Confidentiality

N/A

Integrity

N/A

Availability

N/A

Scope

UNCHANGED

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

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2025-27019 Exploits & PoCs (Proof Of Concept)

No public PoCs found in our database for this CVE.

December 22, 2025 MODIFIED

Vulnerability data or affected products updated.

December 22, 2025 MODIFIED

Vulnerability data updated via NVD.

December 08, 2025 PUBLISHED

Vulnerability first announced in NVD.

Attack Vector Matrix

Access Vector NETWORK

Complexity LOW

Privileges N/A

Interaction NONE

CVSS Vector String


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

Affected Stack

No specific products linked.