CVE-2021-25830

CVE-2021-25830

Publicada el · Actualizada el

8Vexday Risk Score

Sin señal de explotación. Ningún artefacto público de explotación conocido hasta ahora.

ssvc Trackepss 12%
probabilidad de explotación
12%top 4% de las CVE
explotación observada
noninguna fuente lo reporta
A file extension handling issue was found in [core] module of ONLYOFFICE DocumentServer v4.2.0.236-v5.6.4.13. An attacker must request the conversion of the crafted file from DOCT into DOCX format. Using the chain of two other bugs related to improper string handling, an attacker can achieve remote code execution on DocumentServer.
Productos afectados
n/a · n/a
Referencias
https://github.com/merrychap/poc_exploits/tree/master/ONLYOFFICE/CVE-2021-25830https://github.com/ONLYOFFICE/corehttps://github.com/ONLYOFFICE/core/blob/v5.6.4.13/ASCOfficePPTXFile/Editor/BinaryFileReaderWriter.cpp#L1918https://github.com/ONLYOFFICE/core/blob/v5.6.4.13/ASCOfficePPTXFile/Editor/BinaryFileReaderWriter.cpp#L241https://github.com/ONLYOFFICE/core/blob/v5.6.4.13/ASCOfficePPTXFile/PPTXFormat/Logic/UniFill.cpp#L343https://github.com/ONLYOFFICE/DocumentServer