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CVE-2023-37373

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.5% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2023-08-08 · updated 2026-06-17
• Weakness: CWE-306

Description

A vulnerability has been identified in RUGGEDCOM CROSSBOW (All versions < V5.4). The affected applications accept unauthenticated file write messages. An unauthenticated remote attacker could write arbitrary files to the affected application's file system.

Affected products

• Siemens RUGGEDCOM CROSSBOW: before 5.4 — fixed in 5.4

How to fix

Upgrade to a fixed version: Siemens RUGGEDCOM CROSSBOW 5.4. Check the vendor advisory for mitigations.

References

• https://cert-portal.siemens.com/productcert/pdf/ssa-472630.pdf
• https://cert-portal.siemens.com/productcert/pdf/ssa-472630.pdf

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