High severity · published Aug 5, 2019
CVE-2019-14475
eQ-3 Homematic CCU2 2.47.15 and prior and CCU3 3.47.15 and prior use session IDs for authentication but lack authorization checks
7.5
CVSS
2%
EPSS
No
On KEV
Description
eQ-3 Homematic CCU2 2.47.15 and prior and CCU3 3.47.15 and prior use session IDs for authentication but lack authorization checks. An attacker can obtain a session ID from CVE-2019-9583, resulting in the ability to read the service messages, clear the system protocol, create a new user in the system, or modify/delete internal programs.
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)2.0% · higher than 80% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
CF
Ccu2 Firmware · Eq-3
through 2.47.15 · source: NVD
CF
Ccu3 Firmware · Eq-3
through 3.47.15 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2019-14475
CVE.org
https://www.cve.org/CVERecord?id=CVE-2019-14475
Exploit
https://psytester.github.io/CVE-2019-14475
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