Heap Buffer Overflow Vulnerability in BMP Image Processing of ONLYOFFICE DocumentServer v4.0.0-9-v6.0.0

CVE-2021-25832 · CRITICAL Severity

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

A heap buffer overflow vulnerability inside of BMP image processing was found at [core] module of ONLYOFFICE DocumentServer v4.0.0-9-v6.0.0. Using this vulnerability, an attacker is able to gain remote code executions on DocumentServer.

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