#VU7096 Resource exhaustion in VTScada - CVE-2017-6043

Vulnerability identifier: #VU7096

Vulnerability risk: Medium

CVSSv4.0: 6.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2017-6043

CWE-ID: CWE-400

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
VTScada
Server applications / SCADA systems

Vendor: Trihedral Engineering Ltd

Description
The vulnerability allows a remote attacker to cause DoS condition on the target system.

The weakness exists due to improper input validation. A remote attacker can trigger resource exhaustion and cause the target system to crash.

Successful exploitation of the vulnerability results in denial of service.

Mitigation
Update to version 11.2.26.

Vulnerable software versions

VTScada: 9 - 11.2

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External links
https://ics-cert.us-cert.gov/advisories/ICSA-17-164-01

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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.