OpenDMARC 1.4.1 and 1.4.1.1 Denial of Service Vulnerability

OpenDMARC 1.4.1 and 1.4.1.1 Denial of Service Vulnerability

CVE-2021-34555 · HIGH Severity

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

OpenDMARC 1.4.1 and 1.4.1.1 allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via a multi-value From header field.

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