eQ-3 Homematic CCU3 3.47.15 Call input validation

CVSS Meta Temp Score
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CTI Interest Score
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6.4$0-$5k0.00

A vulnerability has been found in eQ-3 Homematic CCU3 3.47.15 and classified as problematic. This vulnerability affects the function Call. The manipulation with an unknown input leads to a input validation vulnerability. The CWE definition for the vulnerability is CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. As an impact it is known to affect availability. CVE summarizes:

eQ-3 Homematic CCU3 3.47.15 and prior has Improper Input Validation in function 'Call()' of ReGa core logic process, resulting in the ability to start a Denial of Service. Due to Improper Authorization an attacker can obtain a session ID from CVE-2019-9583 or a valid guest/user/admin account can start this attack too.

The weakness was presented 08/07/2019. This vulnerability was named CVE-2019-14474 since 08/01/2019. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. There are known technical details, but no exploit is available.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Productinfo

Vendor

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Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.4
VulDB Meta Temp Score: 6.4

VulDB Base Score: 5.3
VulDB Temp Score: 5.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Input validation
CWE: CWE-20
CAPEC: 🔍
ATT&CK: 🔍

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
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Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

08/01/2019 🔍
08/07/2019 +6 days 🔍
08/08/2019 +1 days 🔍
11/21/2023 +1566 days 🔍

Sourcesinfo

Advisory: psytester.github.io
Status: Not defined

CVE: CVE-2019-14474 (🔍)

Entryinfo

Created: 08/08/2019 07:15 AM
Updated: 11/21/2023 10:51 AM
Changes: 08/08/2019 07:15 AM (35), 07/22/2020 04:34 PM (17), 11/21/2023 10:51 AM (3)
Complete: 🔍
Cache ID: 18:FD3:40

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