Vulnerability Details CVE-2019-5077
An exploitable denial-of-service vulnerability exists in the iocheckd service ‘’I/O-Chec’’ functionality of WAGO PFC 200 Firmware versions 03.01.07(13) and 03.00.39(12), and WAGO PFC 100 Firmware version 03.00.39(12). A specially crafted set of packets can cause a denial of service, resulting in the device entering an error state where it ceases all network communications. An attacker can send unauthenticated packets to trigger this vulnerability.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.006
EPSS Ranking 68.2%
CVSS Severity
CVSS v3 Score 9.1
CVSS v2 Score 8.5
References
Products affected by CVE-2019-5077
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cpe:2.3:h:wago:pfc_100:-
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cpe:2.3:h:wago:pfc_200:-
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cpe:2.3:o:wago:pfc_100_firmware:03.00.39(12)
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cpe:2.3:o:wago:pfc_200_firmware:03.00.39(12)
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cpe:2.3:o:wago:pfc_200_firmware:03.01.07(13)