CVE•Published 2017-02-13•Modified 2026-05-13•1 article on news•6 live references•NVD data
CVE-2017-5159Phoenixcontact · Mguard_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
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Description
An issue was discovered on Phoenix Contact mGuard devices that have been updated to Version 8.4.0. When updating an mGuard device to Version 8.4.0 via the update-upload facility, the update will succeed, but it will reset the password of the admin user to its default value.
Timeline
Published 2017-02-13
Modified 2026-05-13
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-2017-5159Hosts Shodan has explicitly fingerprinted as vulnerable.
Shodan · OS
os:"Mguard Firmware"Hosts Shodan identified as running Mguard Firmware.
More intel sources (5)
Shodan report
vuln:CVE-2017-5159Country / ASN / product breakdown for the vuln query.
Censys
vulnerabilities.cve_id: CVE-2017-5159Censys host search filtered to this CVE id.
grep.app
CVE-2017-5159Public source-code mentions — fast PoC discovery.
GitHub code
CVE-2017-5159GitHub code search for direct mentions.
Google dork
"CVE-2017-5159" exploit -site:nvd.nist.govWrite-ups and news, NVD excluded.