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Vulnerability of OpenDMARC: data transit via MAIL FROM HELO SPF/DMARC Bypass

Synthesis of the vulnerability 

An attacker can bypass filtering rules via MAIL FROM HELO SPF/DMARC Bypass of OpenDMARC, in order to transmit malicious data.
Vulnerable products: Fedora.
Severity of this weakness: 2/4.
Creation date: 31/05/2021.
Références of this bulletin: CVE-2019-20790, FEDORA-2021-433e7d72ce, VIGILANCE-VUL-35568.

Description of the vulnerability 

An attacker can bypass filtering rules via MAIL FROM HELO SPF/DMARC Bypass of Op...
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This weakness impacts software or systems such as Fedora.

Our Vigil@nce team determined that the severity of this vulnerability announce is medium.

The trust level is of type confirmed by the editor, with an origin of internet client.

An attacker with a expert ability can exploit this threat bulletin.

Solutions for this threat 

Solutions, fixes, patches and workarounds for this vulnerability are not yet public.
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