CVE•Published 2025-12-08•Modified 2026-10-07•1 article on news•4 live references•NVD data
CVE-2025-27020Nokia · Infinera_mtc-9_firmware
Vulnerability data via NVD (ingested)
CVSS v3.1
9.8
CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS percentile
41
Exploit Prediction Scoring System · top 59% of all CVEs
Weaknesses (CWE)
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.
Timeline
Published 2025-12-08
Modified 2026-10-07
External references
Search for exposed instances
Shodan + Censys queries derived from NVD's CPE data. The vuln tag catches assets Shodan has explicitly linked to this CVE; the product / banner fingerprints find exposed instances even when the vuln tag was never applied (which is common).
Shodan · vuln tag0 hosts
vuln:CVE-2025-27020Hosts Shodan has explicitly fingerprinted as vulnerable.
Shodan · OS
os:"Infinera Mtc-9 Firmware"Hosts Shodan identified as running Infinera Mtc-9 Firmware.
More intel sources (5)
Shodan report
vuln:CVE-2025-27020Country / ASN / product breakdown for the vuln query.
Censys
vulnerabilities.cve_id: CVE-2025-27020Censys host search filtered to this CVE id.
grep.app
CVE-2025-27020Public source-code mentions — fast PoC discovery.
GitHub code
CVE-2025-27020GitHub code search for direct mentions.
Google dork
"CVE-2025-27020" exploit -site:nvd.nist.govWrite-ups and news, NVD excluded.