Vulnerability CVE-2021-34555
Published: 2021-06-10

Description:
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.

Type:

CWE-476

 (NULL Pointer Dereference)

CVSS2 => (AV:N/AC:L/Au:N/C:N/I:N/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
5/10
2.9/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
None
None
Partial
Affected software
Trusteddomain -> Opendmarc 

 References:
https://github.com/trusteddomainproject/OpenDMARC/issues/179
https://github.com/trusteddomainproject/OpenDMARC/pull/178
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