Vulnerability identifier: #VU21519

Vulnerability risk: Medium

CVSSv3.1: 6.9 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:U/RC:C]

CVE-ID: CVE-2019-6815

CWE-ID: CWE-264

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Modicon Quantum
Hardware solutions / Firmware

Vendor: Schneider Electric

Description

The vulnerability allows a remote attacker to escalate privileges on the system.

The vulnerability exists due to insufficient permission restrictions. A remote attacker can cause a denial of service (DoS) condition or unauthorized modifications of the PLC configuration when using Ethernet/IP protocol.

Mitigation
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

Vulnerable software versions

Modicon Quantum: All versions

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External links
http://www.schneider-electric.com/en/download/document/SEVD-2019-134-09/

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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.