Vulnerability identifier: #VU47506

Vulnerability risk: Medium

CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2020-26868

CWE-ID: CWE-20

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
PcVue
Server applications / SCADA systems

Vendor: A.R.C. Informatique inc.

Description

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

The vulnerability exists due to the ability for a non-authorized user to modify information used to validate messages sent by legitimate web clients. A remote attacker can perform a denial of service (DoS) attack.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

PcVue: 8.10

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External links
http://ics-cert.kaspersky.com/advisories/klcert-advisories/2020/10/09/klcert-20-016-denial-of-service-in-arc-informatique-pcvue

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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.