CVE-2025-8286 | BDVDB-2026-288063 Detail

Güralp SystemsGüralp FMUS Series

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.

Impact#

Per CVSS v4.0: confidentiality impact high, integrity impact high, availability impact high. Attack vector: network.

Weaknesses#

CWE-306 Missing Authentication for Critical Function

References#

https://www.cisa.gov/news-events/ics-advisories/icsa-25-212-01

Exploit#

No public exploit known

History#

Version 12025-07-31Record published in the CVE List.
Version 22025-08-15Most recent update recorded in the CVE List.

Published

Published: 2025-07-31
Last modified: 2025-08-15

Vendor information

Vendor: Güralp Systems
Product: Güralp FMUS Series

All Güralp Systems vulnerabilities

Score

9.3 Critical

EPSS

1.3%, Low

Estimated chance of exploitation in the next 30 days. EPSS percentile: 72.2.

KEV

Not listed in the CISA Known Exploited Vulnerabilities catalog.

Impact

Authentication Issues

Action

No specific action is recorded in the source data. Check the references for vendor guidance.

Affected Systems

Vulnerable
All versions
Fixed
Not stated

Scoring System

CVSS v4.0

9.3 Critical

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

Metric breakdown
Attack Vector	Network
Attack Complexity	Low
Attack Requirements	None
Privileges Required	None
User Interaction	None
Vulnerable System Confidentiality	High
Vulnerable System Integrity	High
Vulnerable System Availability	High
Subsequent System Confidentiality	None
Subsequent System Integrity	None
Subsequent System Availability	None

CVSS v3.1

Not available

CVSS v3.0

Not available

CVSS v2

Not available

Source: CVE List v5 (record); CISA KEV (kev, action); FIRST EPSS (epss).