CVE-2020-28944

HIGH 7.5CVE-2020-28944 · Published 30/04/2021 · updated 17/06/2026

In short

CVE-2020-28944 is a HIGH (CVSS 7.5) vulnerability affecting ox guard (open-xchange).
Chance of exploitation in the next 30 days (EPSS): 1.6%, higher than 75.4% of all vulnerabilities.
No patched version is listed yet: follow the vendor's advisory in References.

Package	Affected versions	Patched versions
ox guard open-xchange	`≤ 2.10.4`	No fix yet

OX Guard 2.10.4 and earlier allows a Denial of Service via a WKS server that responds slowly or with a large amount of data.

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