Missing Authentication for Critical Function in Siemens SINEMA Server

1) Missing Authentication for Critical Function

EUVDB-ID: #VU56665

Risk: Medium

CVSSv3.1: 4.1 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2019-10941

CWE-ID: CWE-306 - Missing Authentication for Critical Function

Exploit availability: No

Description

The vulnerability allows a remote attacker to bypass authentication process.

The vulnerability exists due to missing authentication for functionality requiring an administrative user identity. A remote attacker can obtain encoded system configuration backup files.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

SINEMA Server: before 14 SP3

External links

http://cert-portal.siemens.com/productcert/pdf/ssa-835377.pdf

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.