#VU89620 Missing Authentication for Critical Function in RUGGEDCOM CROSSBOW - CVE-2024-27942

Vulnerability identifier: #VU89620

Vulnerability risk: Medium

CVSSv4.0: 6.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2024-27942

CWE-ID: CWE-306

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
RUGGEDCOM CROSSBOW
Other software / Other software solutions

Vendor: Siemens

Description

The vulnerability allows a remote attacker to bypass authentication process.

The vulnerability exists due to the affected systems allow any unauthenticated client to disconnect any active user from the server. A remote attacker can prevent any user to perform actions in the system and perform a denial of service (DoS) attack.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

RUGGEDCOM CROSSBOW: before 5.5

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External links
https://cert-portal.siemens.com/productcert/html/ssa-916916.html

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.