Vulnerability identifier: #VU48892

Vulnerability risk: High

CVSSv3.1: 7.1 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2020-28396

CWE-ID: CWE-693

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
SICAM A8000 CP-8000
Server applications / SCADA systems
SICAM A8000 CP-8021
Server applications / SCADA systems
SICAM A8000 CP-8022
Server applications / SCADA systems

Vendor: Siemens

Description

The vulnerability allows a remote attacker to bypass implemented security restrictions.

The vulnerability exists due to insufficient implementation of security measures. An attacker can bypass implemented security restrictions and elevate privileges on the system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

SICAM A8000 CP-8000: All versions

SICAM A8000 CP-8021: All versions

SICAM A8000 CP-8022: All versions

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External links
http://ics-cert.us-cert.gov/advisories/icsa-20-343-07

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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.