CVE-2021-34555
High
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.
SeverityHigh
CVSS7.5
Exploit probability—
Product
Trusteddomain Opendmarc
PublishedJun 10, 2021
First seenJun 10, 2021
How to fix
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| trusteddomain opendmarc | 1.4.1, 1.4.1.1 | — |
| fedoraproject fedora | 33, 34 | — |
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