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CVE-2023-27310

• Severity: high (CVSS 8.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.6% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2023-03-14 · updated 2026-10-23
• Weakness: CWE-862

Description

A vulnerability has been identified in RUGGEDCOM CROSSBOW (All versions < V5.2). The client query handler of the affected application fails to check for proper permissions when assigning groups to user accounts. This could allow an authenticated remote attacker to assign administrative groups to otherwise non-privileged user accounts.

Affected products

• Siemens RUGGEDCOM CROSSBOW: before 5.2 — fixed in 5.2

How to fix

Upgrade to a fixed version: Siemens RUGGEDCOM CROSSBOW 5.2. Check the vendor advisory for mitigations.

References

• https://cert-portal.siemens.com/productcert/pdf/ssa-260625.pdf
• https://cert-portal.siemens.com/productcert/pdf/ssa-260625.pdf

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