CVE-2019-9744

Severity: high (CVSS 8.8 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.6% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2019-03-26 · updated 2026-06-17
Weakness: CWE-384

Description

An issue was discovered on PHOENIX CONTACT FL NAT SMCS 8TX, FL NAT SMN 8TX, FL NAT SMN 8TX-M, and FL NAT SMN 8TX-M-DMG devices. There is unauthorized access to the WEB-UI by attackers arriving from the same source IP address as an authenticated user, because this IP address is used as a session identifier.

Affected products

Phoenixcontact Fl Nat Smcs 8Tx Firmware: all versions
Phoenixcontact Fl Nat Smn 8Tx-M-Dmg Firmware: all versions
Phoenixcontact Fl Nat Smn 8Tx-M Firmware: all versions
Phoenixcontact Fl Nat Smn 8Tx Firmware: all versions

References

http://www.securityfocus.com/bid/108576
https://cert.vde.com/de-de/advisories/vde-2019-006
https://ics-cert.us-cert.gov/advisories/ICSA-19-155-02
http://www.securityfocus.com/bid/108576
https://cert.vde.com/de-de/advisories/vde-2019-006
https://ics-cert.us-cert.gov/advisories/ICSA-19-155-02

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