Is CVE-2024-27942 in the CISA KEV catalog?

No. CVE-2024-27942 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2024-27942?

CVE-2024-27942 has a CVSS v3 base score of 7.5 (HIGH).

What is the EPSS score for CVE-2024-27942?

CVE-2024-27942 has an EPSS score of 0.69% (48th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2024-27942?

Upgrade ruggedcom crossbow to 5.5 or later.

CVE & CISA-KEV Catalog

CVE-2024-27942

HIGH

7.5

CVSS v3

NVD

Description

A vulnerability has been identified in RUGGEDCOM CROSSBOW (All versions < V5.5). The affected systems allow any unauthenticated client to disconnect any active user from the server. An attacker could use this vulnerability to prevent any user to perform actions in the system, causing a denial of service situation.

CWE-306Missing Authentication for Critical Function

How to fix

Remediation Available

ruggedcom crossbowNVD

Affected:< 5.5Fixed in:5.5CVE-2024-27942derived from NVD

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityNone

IntegrityNone

AvailabilityHigh

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

Exploit Intelligence

0.69%probability of exploitation in 30 days

48thpercentile

Moderate risk: more likely to be exploited than 48% of all known CVEs.

References

Vendor Advisory1

cert-portal.siemens.com

Related Vulnerabilities

Other CWE-306 (Missing Authentication for Critical Function) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2017-10271	High	7.5	100%	KEV + Ransom	-
CVE-2023-42793	Critical	9.8	100%	KEV + Ransom	Fix
CVE-2025-3248	Critical	9.8	100%	KEV	Fix
CVE-2022-1388	Critical	9.8	100%	KEV + Ransom	Fix
CVE-2021-37415	Critical	9.8	100%	KEV	-
CVE-2023-21839	High	7.5	100%	KEV	-

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2025-02-06.