#VU87492 Buffer overflow in Siemens products - CVE-2024-22041

Vulnerability identifier: #VU87492

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-2024-22041

CWE-ID: CWE-119

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Cerberus PRO EN Engineering Tool
Hardware solutions / Firmware
Sinteso FS20 EN Engineering Tool
Hardware solutions / Firmware
Sinteso Mobile
Hardware solutions / Firmware
Cerberus PRO EN Fire Panel FC72x
Hardware solutions / Firmware
Cerberus PRO EN X200 Cloud Distribution
Hardware solutions / Firmware
Cerberus PRO EN X300 Cloud Distribution
Hardware solutions / Firmware
Sinteso FS20 EN Fire Panel FC20
Hardware solutions / Firmware
Sinteso FS20 EN X200 Cloud Distribution
Hardware solutions / Firmware
Sinteso FS20 EN X300 Cloud Distribution
Hardware solutions / Firmware

Vendor: Siemens

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a boundary error in the network communication library when parsing X.509 certificates. A remote attacker can trigger memory corruption and cause a denial of service condition on the target system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Cerberus PRO EN Engineering Tool: All versions

Sinteso FS20 EN Engineering Tool: All versions

Sinteso Mobile: All versions

Cerberus PRO EN Fire Panel FC72x: before IP8 SR4

Cerberus PRO EN X200 Cloud Distribution: before 4.3.5618

Cerberus PRO EN X300 Cloud Distribution: before 4.3.5617

Sinteso FS20 EN Fire Panel FC20: before MP8 SR4

Sinteso FS20 EN X200 Cloud Distribution: before 4.3.5618

Sinteso FS20 EN X300 Cloud Distribution: before 4.3.5617

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External links
https://cert-portal.siemens.com/productcert/html/ssa-225840.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.