eQ-3 Homematic CCU2/Homematic CCU3 Web Interface HTTP POST Request improper authentication

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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8.4$0-$5k0.00

Summaryinfo

A vulnerability described as critical has been identified in eQ-3 Homematic CCU2 and Homematic CCU3. Impacted is an unknown function of the component Web Interface. Executing a manipulation as part of HTTP POST Request can lead to improper authentication. This vulnerability is handled as CVE-2019-16199. The attack can be executed remotely. There is not any exploit available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability has been found in eQ-3 Homematic CCU2 and Homematic CCU3 (unknown version) and classified as critical. This vulnerability affects an unknown code block of the component Web Interface. The manipulation as part of a HTTP POST Request leads to a improper authentication vulnerability. The CWE definition for the vulnerability is CWE-287. When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

eQ-3 Homematic CCU2 before 2.47.18 and CCU3 before 3.47.18 allow Remote Code Execution by unauthenticated attackers with access to the web interface via an HTTP POST request to certain URLs related to the ReGa core process.

The weakness was released 09/17/2019. This vulnerability was named CVE-2019-16199 since 09/09/2019. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. There are neither technical details nor an exploit publicly available.

Upgrading eliminates this vulnerability.

Once again VulDB remains the best source for vulnerability data.

Productinfo

Vendor

Name

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.5
VulDB Meta Temp Score: 8.4

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Improper authentication
CWE: CWE-287
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

09/09/2019 🔍
09/17/2019 +8 days 🔍
09/18/2019 +1 days 🔍
12/26/2023 +1560 days 🔍

Sourcesinfo

Advisory: psytester.github.io
Status: Not defined

CVE: CVE-2019-16199 (🔍)
GCVE (CVE): GCVE-0-2019-16199
GCVE (VulDB): GCVE-100-141916

Entryinfo

Created: 09/18/2019 08:54
Updated: 12/26/2023 08:28
Changes: 09/18/2019 08:54 (36), 08/28/2020 16:27 (17), 12/26/2023 08:28 (4)
Complete: 🔍
Cache ID: 216::103

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