CVE-2017-7935 describes a resource exhaustion vulnerability in Phoenix Contact GmbH mGuard firmware versions 8.3.0 to 8.4.2, where an attacker can degrade device availability by initiating numerous VPN requests. This vulnerability carries a CVSS v3 score of 7.5 (HIGH), indicating it can be exploited remotely with low complexity to achieve high impact on availability. While no active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion has been observed, organizations using affected mGuard firmware should still consider patching.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
8.3.0CPE matchmatch criteria | cpe:2.3:o:phoenix_contact_gmbh:mguard_firmware:8.3.0:*:*:*:*:*:*:* | ||
8.3.1CPE matchmatch criteria | cpe:2.3:o:phoenix_contact_gmbh:mguard_firmware:8.3.1:*:*:*:*:*:*:* | ||
8.3.2CPE matchmatch criteria | cpe:2.3:o:phoenix_contact_gmbh:mguard_firmware:8.3.2:*:*:*:*:*:*:* | ||
8.4.0CPE matchmatch criteria | cpe:2.3:o:phoenix_contact_gmbh:mguard_firmware:8.4.0:*:*:*:*:*:*:* | ||
8.4.1CPE matchmatch criteria | cpe:2.3:o:phoenix_contact_gmbh:mguard_firmware:8.4.1:*:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
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Remediation records are not available for this CVE.