XML External Entity (XXE) Attack in Office Server Document Converter

XML External Entity (XXE) Attack in Office Server Document Converter

CVE-2021-20838 · HIGH Severity

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Office Server Document Converter V7.2MR4 and earlier and V7.1MR7 and earlier allows a remote unauthenticated attacker to conduct an XML External Entity (XXE) attack to cause a denial of service (DoS) condition by processing a specially crafted XML document.

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