CVE-2025-8286
CRITICAL NUCLEIGüralp Systems FMUS Series - Unauthenticated Access
Title source: nucleiExploitation Summary
CVE-2025-8286 has a Nuclei detection template available — see the Nuclei card below for the Shodan/FOFA recon queries.
Description
The affected products expose an unauthenticated Telnet-based command line interface that could allow an attacker to modify hardware configurations, manipulate data, or factory reset the device.
Nuclei Templates (1)
Güralp Systems FMUS Series - Unauthenticated Access
CRITICALVERIFIEDby darses
Shodan:
"Welcome to " "list of available commands" port:4244
FOFA:
"Welcome to " && "list of available commands" && port="4244"
References (1)
Core 1
Core References
Third Party Advisory, US Government Resource
https://www.cisa.gov/news-events/ics-advisories/icsa-25-212-01
Scores
CVSS v4
9.3
EPSS
0.0104
EPSS Percentile
78.0%
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
yes
Technical Impact
total
Details
CWE
CWE-306
Status
published
Products (2)
Güralp Systems/Güralp FMUS Series
All versions
Güralp Systems/MIN Series Devices
All versions
Published
Jul 31, 2025
Tracked Since
Feb 18, 2026