CVE-2024-27939

Siemens Ruggedcom Crossbow vulnerability

9.8 CRITICALEPSS 0.79%

Published14 May 2024

Description

A vulnerability has been identified in RUGGEDCOM CROSSBOW (All versions < V5.5). The affected systems allow the upload of arbitrary files of any unauthenticated user. An attacker could leverage this vulnerability and achieve arbitrary code execution with system privileges.

CVSS 3.1 breakdown

Attack vectorNetwork

Attack complexityLow

Privileges requiredNone

User interactionNone

ScopeUnchanged

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

Siemens Ruggedcom Crossbow< 5.5

Remediation

Fixed in

Siemens Ruggedcom Crossbow≥ 5.5

Frequently asked

Is CVE-2024-27939 being actively exploited?

CVE-2024-27939 is not in the CISA KEV catalog. Its EPSS exploit probability is 0.79%.

How severe is CVE-2024-27939?

CVE-2024-27939 has a CVSS 3.1 base score of 9.8, rated critical. EPSS estimates a 0.79% probability of exploitation.

Which products are affected by CVE-2024-27939?

Affected products include Siemens Ruggedcom Crossbow.

How do I fix CVE-2024-27939?

Upgrade affected software to a fixed version, for example Siemens Ruggedcom Crossbow 5.5 or later, then confirm no affected versions remain in your inventory.

How Secuno handles this

Secuno correlates vulnerabilities like CVE-2024-27939 against the real software inventory on every managed device, every day. Rather than a static severity, each match is scored in context: exploit availability, EPSS, the asset's exposure, and business criticality decide where it lands in the queue. If an affected version is present anywhere across your portfolio, it surfaces automatically with a prioritised remediation path.

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Data from the NVD, CISA KEV catalog and FIRST EPSS. CVSS 3.1 base score shown where available.