Vulnerability identifier: #VU77318

Vulnerability risk: Low

CVSSv3.1: 6.8 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-30897

CWE-ID: CWE-732

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
Siemens SIMATIC WinCC
Server applications / SCADA systems

Vendor:

Description

The vulnerability allows a local user to compromise the target system.

The vulnerability exists due to incorrect permission assignment for critical resource. A local user can gain elevated privileges on the system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

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External links
http://cert-portal.siemens.com/productcert/pdf/ssa-914026.pdf

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Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

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