Resource exhaustion in Phoenix Contact Fl Nat 2008
CVE-2025-41694
A low privileged remote attacker can run the webshell with an empty command containing whitespace. The server will then block until it receives more data, resulting in a DoS condition of the websserver.
EPSS: 0.004 (32.4th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.
Affected products
- Phoenix Contact Fl Nat 2008 — versions 0.0.0
- Phoenix Contact Fl Nat 2208 — versions 0.0.0
- Phoenix Contact Fl Nat 2304-2gc-2sfp — versions 0.0.0
- Phoenix Contact Fl Switch 2005 — versions 0.0.0
- Phoenix Contact Fl Switch 2008 — versions 0.0.0
- Phoenix Contact Fl Switch 2008f — versions 0.0.0
- Phoenix Contact Fl Switch 2016 — versions 0.0.0
- Phoenix Contact Fl Switch 2105 — versions 0.0.0
- Phoenix Contact Fl Switch 2108 — versions 0.0.0
- Phoenix Contact Fl Switch 2116 — versions 0.0.0
Weakness classification (CWE)
References
- info@cert.vde.com (Third Party Advisory)
Frequently asked questions
- What is CVE-2025-41694?
- CVE-2025-41694 is a medium-severity vulnerability in Phoenix Contact Fl Nat 2008, classified under Allocation of Resources Without Limits or Throttling. CVSS score: 6.5/10. Published 2025-12-09.
- How severe is CVE-2025-41694?
- Medium severity. CVSS v3 base score is 6.5 out of 10.