Access bypass in Rockwell Automation PanelView Plus 6 700-1500

1) Access bypass

EUVDB-ID: #VU6989

Risk: Medium

CVSSv3.1: 8.1 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2017-7914

CWE-ID: CWE-284 - Improper Access Control

Exploit availability: No

Description

The vulnerability allows a remote attacker to gain access to the target system.

The weakness exists due to insufficient implementation of access control mechanisms. A remote attacker can access the device and obtain potentially sensitive data or cause the device to crash.

Successful exploitation of the vulnerability may result in information disclosure or denial of service.

Mitigation

Update version 7.00 to V7.00-20150209;
Update version 8.00 to V8.00-20160418;
Update version 8.10 to V8.10-20151026 or later;
Update version 8.20 to V8.20-20160308 or later;
Update version 9.00 to 9.00-20170328 or later.

Vulnerable software versions

PanelView Plus 6 700-1500: 6.00-20140306 - 8.00-20141023

External links

http://ics-cert.us-cert.gov/advisories/ICSA-17-157-01
http://rockwellautomation.custhelp.com/app/answers/detail/a_id/1047345/page/1

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

How the attacker can exploit this vulnerability?

The attacker would have to send a specially crafted request to the affected device in order to exploit this vulnerability.

Is there known malware, which exploits this vulnerability?

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