NULL pointer dereference in Trusteddomain Opendmarc
CVE-2021-34555
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.
EPSS: 0.027 (84.7th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
Affected products
- Trusteddomain Opendmarc — versions 1.4.1, 1.4.1.1
- Fedoraproject Fedora — versions 33, 34
- N/a — versions n/a
Weakness classification (CWE)
References
- cve@mitre.org (Exploit, Patch, Third Party Advisory, x_refsource_MISC, Issue Tracking)
- cve@mitre.org (Patch, Third Party Advisory, x_refsource_MISC)
- cve@mitre.org (x_refsource_FEDORA, vendor-advisory)
- cve@mitre.org (x_refsource_FEDORA, vendor-advisory)
Frequently asked questions
- What is CVE-2021-34555?
- CVE-2021-34555 is a high-severity vulnerability in Trusteddomain Opendmarc, classified under NULL Pointer Dereference. CVSS score: 7.5/10. Published 2021-06-10.
- How severe is CVE-2021-34555?
- High severity. CVSS v3 base score is 7.5 out of 10.