CVE-2017-5159

moderate-risk
Published 2017-02-13

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.

Do I need to act?

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0.74% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
9
CVSS 9.8/10 Critical
NETWORK / LOW complexity

Affected Products (1)

Mguard Firmware

Affected Vendors

Phoenixcontact

References (4)

Third Party Advisory http://www.securityfocus.com/bid/95648
Mitigation https://ics-cert.us-cert.gov/advisories/ICSA-17-017-01
Third Party Advisory http://www.securityfocus.com/bid/95648
Mitigation https://ics-cert.us-cert.gov/advisories/ICSA-17-017-01
39
/ 100
moderate-risk
Severity 32/34 · Critical
Exploitability 2/34 · Minimal
Exposure 5/34 · Minimal