Vulnerability CVE-2017-5159
Published: 2017-02-13   Modified: 2017-02-14

Description:
An issue was discovered on Phoenix Contact mGuard devices that have been updated to Version 8.4.0. When updating an mGuard device to Version 8.4.0 via the update-upload facility, the update will succeed, but it will reset the password of the admin user to its default value.

CVSS2 => (AV:N/AC:L/Au:N/C:P/I:P/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
7.5/10
6.4/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
Partial
Partial
Affected software
Phoenix contact -> Mguard 

 References:
http://www.securityfocus.com/bid/95648
https://ics-cert.us-cert.gov/advisories/ICSA-17-017-01
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