eCharge Hardy Barth cPH2 Charging Station/cPP2 Charging Station up to 2.2.0 Image Parser /etc/shadow backdoor

CVSS Meta Temp Score
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CTI Interest Score
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6.5$0-$5k0.00

Summaryinfo

A vulnerability was found in eCharge Hardy Barth cPH2 Charging Station and cPP2 Charging Station up to 2.2.0. It has been rated as critical. The impacted element is an unknown function of the file /etc/shadow of the component Image Parser. Performing a manipulation results in backdoor. This vulnerability is known as CVE-2025-48416. Remote exploitation of the attack is possible. No exploit is available. It is suggested to use restrictive firewalling.

Detailsinfo

A vulnerability, which was classified as critical, was found in eCharge Hardy Barth cPH2 Charging Station and cPP2 Charging Station up to 2.2.0. This affects an unknown function of the file /etc/shadow of the component Image Parser. The manipulation with an unknown input leads to a backdoor vulnerability. CWE is classifying the issue as CWE-912. The product contains functionality that is not documented, not part of the specification, and not accessible through an interface or command sequence that is obvious to the product's users or administrators. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

An OpenSSH daemon listens on TCP port 22. There is a hard-coded entry in the "/etc/shadow" file in the firmware image for the "root" user. However, in the default SSH configuration the "PermitRootLogin" is disabled, preventing the root user from logging in via SSH. This configuration can be bypassed/changed by an attacker through multiple paths though.

The weakness was published by Stefan Viehböck. This vulnerability is uniquely identified as CVE-2025-48416 since 05/20/2025. The exploitability is told to be difficult. It is possible to initiate the attack remotely. The exploitation requires an enhanced level of successful authentication. Technical details of the vulnerability are known, but there is no available exploit. The attack technique deployed by this issue is T1588.001 according to MITRE ATT&CK.

It is possible to mitigate the weakness by firewalling .

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Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.6
VulDB Meta Temp Score: 6.5

VulDB Base Score: 6.6
VulDB Temp Score: 6.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

Exploitinginfo

Class: Backdoor
CWE: CWE-912
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: Firewall
Status: 🔍

0-Day Time: 🔍

Timelineinfo

05/20/2025 🔍
05/21/2025 +1 days 🔍
05/21/2025 +0 days 🔍
05/21/2025 +0 days 🔍

Sourcesinfo

Researcher: Stefan Viehböck
Status: Not defined

CVE: CVE-2025-48416 (🔍)
GCVE (CVE): GCVE-0-2025-48416
GCVE (VulDB): GCVE-100-309855

Entryinfo

Created: 05/21/2025 15:18
Changes: 05/21/2025 15:18 (55)
Complete: 🔍
Cache ID: 216::103

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