CVE-2025-41706mediumCWE-120

CVE-2025-41706: medium-severity vulnerability in Phoenix Contact QUINT4-UPS/24DC/24DC/10/EIP

Phoenix Contact: Webserver Denial of Service through Malformed Content-Length

Published · Updated

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13Vexday Risk Score

No sign of exploitation. No public exploitation artifact known so far.

ssvc Trackcvss 5.3epss 1.7%
The webserver is vulnerable to a denial of service condition. An unauthenticated remote attacker can craft a special GET request with an over-long content-length to trigger the issue without affecting the core functionality.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Affected products
Phoenix Contact · QUINT4-UPS/24DC/24DC/10/EIPPhoenix Contact · QUINT4-UPS/24DC/24DC/20/EIPPhoenix Contact · QUINT4-UPS/24DC/24DC/40/EIPPhoenix Contact · QUINT4-UPS/24DC/24DC/5/EIP
Related CVEs — Phoenix Contact QUINT4-UPS/24DC/24DC/10/EIP

In the same product, most dangerous first.

CVE-2025-41704MEDIUMPhoenix Contact: Unauthenticated Modbus Service DoS via Crafted Function CodeEPSS 1.6%CVE-2025-41707MEDIUMPhoenix Contact: WebSocket Handler Denial of ServiceEPSS 1.4%CVE-2025-41703HIGHPhoenix Contact: UPS Shutdown via Unauthenticated Modbus CommandEPSS 1.1%CVE-2025-41705MEDIUMPhoenix Contact: WebSocket Message Interception Leaks Webfrontend CredentialsEPSS 0.5%