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543
VMScore

CVE-2020-12521

Published: 17/12/2020 Updated: 21/12/2020
CVSS v2 Base Score: 6.1 | Impact Score: 6.9 | Exploitability Score: 6.5
CVSS v3 Base Score: 6.5 | Impact Score: 3.6 | Exploitability Score: 2.8
VMScore: 543
Vector: AV:A/AC:L/Au:N/C:N/I:N/A:C

Vulnerability Summary

On Phoenix Contact PLCnext Control Devices versions prior to 2021.0 LTS a specially crafted LLDP packet may lead to a high system load in the PROFINET stack. An attacker can cause failure of system services or a complete reboot.

Vulnerability Trend

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phoenixcontact plcnext_firmware

References

CWE-20https://cert.vde.com/en-us/advisories/vde-2020-049https://nvd.nist.gov
VMScore
CVSSv2
CVSSv3
VMScore
Recommendations:
CVE-2024-20065open redirectCVE-2024-1086path traversalCVE-2024-29825XXECVE-2024-29822CVE-2024-20696CVE-2024-3564
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