CVE-2025-41705: Phoenix Contact QUINT4-UPS/24DC/24DC/5/EIP · Unprotected Transport of Credentials
Affects Phoenix Contact QUINT4-UPS/24DC/24DC/5/EIPSource CVE Database V5
Not known to be exploited · CVSS 6.8 Medium.
Data as of 25 Oct 2026, 19:02 UTC
- EPSS
- 0.4% chance of exploitation in 30 days – higher than 39% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:NExploitation evidence
Disclosed: evidence found.
CVE published 14 Oct 2025
Detectable: no evidence on record.
No public nuclei template indexed
Weaponised: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 2026-10-25.
What to do
AI-suggested
1. Immediately implement network-level encryption for all websocket communications, ideally by enabling TLS (wss://) to protect credentials in transit. 2. Segment industrial control and UPS management networks from general IT and external networks to reduce exposure to MITM attacks. 3. Deploy network monitoring and intrusion detection systems to identify unusual websocket traffic or MITM attack indicators. 4. Enforce strict access controls and multi-factor authentication on the web frontend to reduce the impact of credential compromise. 5. Regularly audit and update device firmware and configurations to incorporate security best practices as vendor patches become available. 6. Educate users on the risks of interacting with unsecured network environments and encourage secure remote access methods such as VPNs. 7. Collaborate with Phoenix Contact for updates or patches and apply them promptly once released.
Description
An unauthenticated remote attacker (MITM) can intercept the websocket messages to gain access to the login credentials for the Webfrontend.