#VU84429 Unexpected Status Code or Return Value in SINEC INS - CVE-2023-48429

Vulnerability identifier: #VU84429

Vulnerability risk: Low

CVSSv4.0: 1.2 [CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2023-48429

CWE-ID: CWE-394

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
SINEC INS
Server applications / SCADA systems

Vendor: Siemens

Description

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

The vulnerability exists due to the Web UI of affected devices does not check the length of parameters in certain conditions. A remote administrator can send a specially crafted request to the server and cause a denial of service condition on the target system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

SINEC INS: before 1.0

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External links
https://cert-portal.siemens.com/productcert/pdf/ssa-077170.pdf

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated privileged user via the Internet.

Is there known malware, which exploits this vulnerability?

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