CVE-2023-4291: VDE-2023-038 | CERT@VDE

2023-09-21 08:00 (CEST) VDE-2023-038

Frauscher: Multiple Vulnerabilities in FDS101
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Published

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2023-09-21 08:00 (CEST)

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Last update

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2023-09-21 07:26 (CEST)

Vendor(s)

Frauscher Sensortechnik GmbH

Product(s)

Article No°

Product Name

Affected Version(s)

FDS101 for FAdC/FAdCi

<= 1.4.24

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Summary

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Frauscher Sensortechnik GmbH FDS101 for FAdC/FAdCi v1.4.24 and all previous versions are prone to multiple vulnerabilities which could lead up to a full compromise of the FDS101 device.

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Vulnerabilities

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Last Update

Sept. 7, 2023, 10:27 a.m.

Weakness

Improper Control of Generation of Code (‘Code Injection’) (CWE-94)

Summary

Frauscher Sensortechnik GmbH FDS101 for FAdC/FAdCi v1.4.24 and all previous versions are vulnerable to a remote code execution (RCE) vulnerability via manipulated parameters of the web interface without authentication. This could lead to a full compromise of the FDS101 device.

Last Update

Sept. 7, 2023, 10:27 a.m.

Weakness

Improper Limitation of a Pathname to a Restricted Directory (‘Path Traversal’) (CWE-22)

Summary

Frauscher Sensortechnik GmbH FDS101 for FAdC/FAdCi v1.4.24 and all previous versions are vulnerable to a path traversal vulnerability of the web interface by a crafted URL without authentication. This enables an remote attacker to read all files on the filesystem of the FDS101 device.

Last Update

Sept. 7, 2023, 10:28 a.m.

Weakness

Improper Neutralization of Special Elements used in an SQL Command (‘SQL Injection’) (CWE-89)

Summary

Frauscher Sensortechnik GmbH FDS101 for FAdC/FAdCi v1.4.24 and all previous versions are vulnerable to a SQL injection vulnerability via manipulated parameters of the web interface without authentication. The database contains limited, non-critical log information.

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Impact

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Please consult the CVE Entries above.

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Solution

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Mitigation

Security-related application conditions SecRAC

The railway operator must ensure that only authorised personnel or people in the company of authorised personnel have access to the Frauscher Diagnostic System FDS101.

The recommendation is to connect the Frauscher Diagnostic System FDS101 to a network of category 2.

If the Frauscher Diagnostic System FDS101 is connected to a network of category 3 (according to EN 50159:2010), then additional protective measures must be added.

Remediation

Update to FDS102 v2.10.1 or higher

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Reported by

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CERT@VDE coordinated with Frauscher Sensortechnik GmbH.