#VU99557 Missing Authentication for Critical Function in InterMesh 7177 Hybrid 2.0 Subscriber and InterMesh 7707 Fire Subscriber - CVE-2024-47902

Vulnerability identifier: #VU99557

Vulnerability risk: Medium

CVSSv4.0: 2.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2024-47902

CWE-ID: CWE-306

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
InterMesh 7177 Hybrid 2.0 Subscriber
Hardware solutions / Firmware
InterMesh 7707 Fire Subscriber
Hardware solutions / Firmware

Vendor: Siemens

Description

The vulnerability allows a remote attacker to compromise the target system.

The vulnerability exists due to the affected web server does not authenticate GET requests that execute specific commands on operating system level. A remote attacker can bypass authentication on the target system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

InterMesh 7177 Hybrid 2.0 Subscriber: before 8.2.12

InterMesh 7707 Fire Subscriber: before 7.2.12

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External links
https://cert-portal.siemens.com/productcert/html/ssa-333468.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.