CVE-2019-14473 — HIGH (8.8)

Q: How severe is CVE-2019-14473?

CVE-2019-14473 has been rated HIGH with a CVSS base score of 8.8/10. Review the CVSS metrics above for detailed severity breakdown.

Q: Is there a patch for CVE-2019-14473?

Check the references section above for vendor advisories and patch information. Affected products include: Eq-3 Ccu2 Firmware, Eq-3 Ccu2, Eq-3 Ccu3 Firmware, Eq-3 Ccu3.

Vulnerability Description

eQ-3 Homematic CCU2 and CCU3 use session IDs for authentication but lack authorization checks. Consequently, a valid guest level or user level account can create a new admin level account, read the service messages, clear the system protocol or modify/delete internal programs, etc. pp.

CVSS Score

8.8

HIGH

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Eq-3	Ccu2 Firmware	<= 2.47.15
Eq-3	Ccu2	-
Eq-3	Ccu3 Firmware	<= 3.47.15
Eq-3	Ccu3	-

Related Weaknesses (CWE)

CWE-862

References

https://psytester.github.io/CVE-2019-14473ExploitThird Party Advisory
https://psytester.github.io/CVE-2019-14473ExploitThird Party Advisory

FAQ

What is CVE-2019-14473?

CVE-2019-14473 is a vulnerability with a CVSS score of 8.8 (HIGH). eQ-3 Homematic CCU2 and CCU3 use session IDs for authentication but lack authorization checks. Consequently, a valid guest level or user level account can create a new admin level account, read the se...

How severe is CVE-2019-14473?

CVE-2019-14473 has been rated HIGH with a CVSS base score of 8.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2019-14473?

Check the references section above for vendor advisories and patch information. Affected products include: Eq-3 Ccu2 Firmware, Eq-3 Ccu2, Eq-3 Ccu3 Firmware, Eq-3 Ccu3.