SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2019-9583

This allows a Denial of Service and is a starting point for other attacks.

HIGH 8.2EPSS 1.88%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (1.88%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

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 3.1
8.2 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H
EPSS
1.88% probability · 78th percentile
CISA KEV
Not listed
Weakness
CWE-400
Affected
eq-3/homematic ccu3 firmware · eq-3/homematic ccu2 firmware
Source
cve@mitre.org

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.