Vulnerability Monitor

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CVE-2017-5159

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.

Published

2017-02-13T21:59:02.800

Last Modified

2025-04-20T01:37:25.860

Status

Deferred

Source

[email protected]

Severity

CVSSv3.1: 9.8 (CRITICAL)

CVSSv2 Vector

AV:N/AC:L/Au:N/C:P/I:P/A:P

Access Vector: NETWORK
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: PARTIAL
Integrity Impact: PARTIAL
Availability Impact: PARTIAL

Exploitability Score

10.0

Impact Score

6.4

Weaknesses

Type: Primary
CWE-99

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Operating System	phoenixcontact	mguard_firmware	8.4.0	Yes

References

http://www.securityfocus.com/bid/95648 Third Party Advisory, VDB Entry ([email protected])
https://ics-cert.us-cert.gov/advisories/ICSA-17-017-01 Mitigation, Third Party Advisory, US Government Resource ([email protected])
http://www.securityfocus.com/bid/95648 Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
https://ics-cert.us-cert.gov/advisories/ICSA-17-017-01 Mitigation, Third Party Advisory, US Government Resource (af854a3a-2127-422b-91ae-364da2661108)