CVE-2017-7937 — MEDIUM (4.0)

Vulnerability Description

An Improper Authentication issue was discovered in Phoenix Contact GmbH mGuard firmware versions 8.3.0 to 8.4.2. An attacker may be able to gain unauthorized access to the user firewall when RADIUS servers are unreachable.

CVSS Score

4.0

MEDIUM

CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:L/A:N

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

CHANGED

Confidentiality

NONE

Integrity

LOW

Availability

NONE

Affected Products

Vendor	Product	Versions
Phoenix Contact Gmbh	Mguard Firmware	8.3.0
Phoenix Contact Gmbh	Mguard	-

Related Weaknesses (CWE)

CWE-287

References

https://ics-cert.us-cert.gov/advisories/ICSA-17-131-01Third Party AdvisoryUS Government Resource
https://ics-cert.us-cert.gov/advisories/ICSA-17-131-01Third Party AdvisoryUS Government Resource

FAQ

What is CVE-2017-7937?

CVE-2017-7937 is a vulnerability with a CVSS score of 4.0 (MEDIUM). An Improper Authentication issue was discovered in Phoenix Contact GmbH mGuard firmware versions 8.3.0 to 8.4.2. An attacker may be able to gain unauthorized access to the user firewall when RADIUS se...

How severe is CVE-2017-7937?

CVE-2017-7937 has been rated MEDIUM with a CVSS base score of 4.0/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2017-7937?

Check the references section above for vendor advisories and patch information. Affected products include: Phoenix Contact Gmbh Mguard Firmware, Phoenix Contact Gmbh Mguard.