SMA Solar Technology Solar System/PV System Password Policy 7pk security ⚔ [Disputed]

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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8.9$0-$5k0.00

Summaryinfo

A vulnerability was found in SMA Solar Technology Solar System and PV System. It has been rated as problematic. This issue affects some unknown processing of the component Password Policy. The manipulation leads to 7pk security (Policy). This vulnerability is uniquely identified as CVE-2017-9853. The attack is possible to be carried out remotely. No exploit exists. It is still unclear if this vulnerability genuinely exists. You should change the configuration settings.

Detailsinfo

A vulnerability was found in SMA Solar Technology Solar System and PV System (version unknown). It has been rated as critical. This issue affects an unknown function of the component Password Policy. The manipulation with an unknown input leads to a 7pk security vulnerability (Policy). Using CWE to declare the problem leads to CWE-254. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

An issue was discovered in SMA Solar Technology products. All inverters have a very weak password policy for the user and installer password. No complexity requirements or length requirements are set. Also, strong passwords are impossible due to a maximum of 12 characters and a limited set of characters.

The bug was discovered 06/24/2017. The weakness was disclosed 08/05/2017 (Website). It is possible to read the advisory at sma.de. The identification of this vulnerability is CVE-2017-9853 since 06/24/2017. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1211 according to MITRE ATT&CK.

The vulnerability was handled as a non-public zero-day exploit for at least 42 days. During that time the estimated underground price was around $0-$5k. The real existence of this vulnerability is still doubted at the moment.

It is possible to mitigate the problem by applying the configuration setting .

The entries VDB-104865, VDB-104866, VDB-104869 and VDB-104870 are pretty similar. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Vendor

Name

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 9.0
VulDB Meta Temp Score: 8.9

VulDB Base Score: 7.3
VulDB Temp Score: 7.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CNA Base Score: 9.8
CNA Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Name: Policy
Class: 7pk security / Policy
CWE: CWE-254
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: Config
Status: 🔍

0-Day Time: 🔍

Timelineinfo

06/24/2017 🔍
06/24/2017 +0 days 🔍
08/05/2017 +42 days 🔍
08/05/2017 +0 days 🔍
08/06/2017 +1 days 🔍
08/05/2024 +2556 days 🔍

Sourcesinfo

Advisory: sma.de
Status: Not defined
Disputed: 🔍

CVE: CVE-2017-9853 (🔍)
GCVE (CVE): GCVE-0-2017-9853
GCVE (VulDB): GCVE-100-104867
See also: 🔍

Entryinfo

Created: 08/06/2017 14:22
Updated: 08/05/2024 21:17
Changes: 08/06/2017 14:22 (59), 11/03/2019 20:57 (1), 08/05/2024 21:17 (29)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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