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HIGH · 8.2

CVE-2019-9583

eQ-3 Homematic CCU2 and CCU3 obtain session IDs without login. This allows a Denial of Service and is a starting point for other attacks. Affected versions for CCU2: 2.35.16, 2.41.5, 2.41.8, 2.41.9, 2...

Vulnerability Description

eQ-3 Homematic CCU2 and CCU3 obtain session IDs without login. This allows a Denial of Service and is a starting point for other attacks. Affected versions for CCU2: 2.35.16, 2.41.5, 2.41.8, 2.41.9, 2.45.6, 2.45.7, 2.47.10, 2.47.12, 2.47.15. Affected versions for CCU3: 3.41.11, 3.43.16, 3.45.5, 3.45.7, 3.47.10, 3.47.15.

CVSS Score

8.2

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
LOW
Availability
HIGH

Affected Products

VendorProductVersions
Eq-3Homematic Ccu3 Firmware3.41.11
Eq-3Homematic Ccu3-
Eq-3Homematic Ccu2 Firmware-
Eq-3Homematic Ccu2-

Related Weaknesses (CWE)

CWE-400

References

FAQ

What is CVE-2019-9583?

CVE-2019-9583 is a vulnerability with a CVSS score of 8.2 (HIGH). eQ-3 Homematic CCU2 and CCU3 obtain session IDs without login. This allows a Denial of Service and is a starting point for other attacks. Affected versions for CCU2: 2.35.16, 2.41.5, 2.41.8, 2.41.9, 2...

How severe is CVE-2019-9583?

CVE-2019-9583 has been rated HIGH with a CVSS base score of 8.2/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2019-9583?

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