Siemens SCALANCE LPE9403 cleartext transmission

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
4.0$0-$5k0.00

Summaryinfo

A vulnerability has been found in Siemens SCALANCE LPE9403 and classified as problematic. This vulnerability affects unknown code. Performing a manipulation results in cleartext transmission. This vulnerability is cataloged as CVE-2025-40583. It is possible to initiate the attack remotely. There is no exploit available.

Detailsinfo

A vulnerability classified as problematic has been found in Siemens SCALANCE LPE9403 (the affected version unknown). This affects an unknown part. The manipulation with an unknown input leads to a cleartext transmission vulnerability. CWE is classifying the issue as CWE-319. The product transmits sensitive or security-critical data in cleartext in a communication channel that can be sniffed by unauthorized actors. This is going to have an impact on confidentiality. The summary by CVE is:

A vulnerability has been identified in SCALANCE LPE9403 (6GK5998-3GS00-2AC2) (All versions with SINEMA Remote Connect Edge Client installed). Affected devices do transmit sensitive information in cleartext. This could allow a privileged local attacker to retrieve this sensitive information.

It is possible to read the advisory at cert-portal.siemens.com. This vulnerability is uniquely identified as CVE-2025-40583 since 04/16/2025. The exploitability is told to be difficult. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 05/31/2025). The attack technique deployed by this issue is T1040 according to MITRE ATT&CK.

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

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2025-14375). Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Vendor

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License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔍
CNA CVSS-BT Score: 🔍
CNA Vector: 🔍

CVSSv3info

VulDB Meta Base Score: 4.1
VulDB Meta Temp Score: 4.1

VulDB Base Score: 3.7
VulDB Temp Score: 3.7
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 4.4
CNA Vector (siemens): 🔍

CVSSv2info

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

Exploitinginfo

Class: Cleartext transmission
CWE: CWE-319 / CWE-310
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
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: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

04/16/2025 🔍
05/13/2025 +27 days 🔍
05/13/2025 +0 days 🔍
05/31/2025 +18 days 🔍

Sourcesinfo

Vendor: siemens.com

Advisory: ssa-327438
Status: Confirmed

CVE: CVE-2025-40583 (🔍)
GCVE (CVE): GCVE-0-2025-40583
GCVE (VulDB): GCVE-100-308619
EUVD: 🔍

Entryinfo

Created: 05/13/2025 13:18
Updated: 05/31/2025 06:04
Changes: 05/13/2025 13:18 (73), 05/13/2025 16:31 (1), 05/31/2025 06:04 (1)
Complete: 🔍
Cache ID: 216::103

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

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