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CVE-2021-25830
CRITICAL9.8
Beschreibung
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.
CVE Details
CVSS v3.1 Bewertung9.8
SchweregradCRITICAL
CVSS VektorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
AngriffsvektorNETWORK
KomplexitatLOW
Erforderliche PrivilegienNONE
BenutzerinteraktionNONE
Veroffentlicht3/1/2021
Zuletzt geandert11/21/2024
Quellenvd
Honeypot-Sichtungen0
Betroffene Produkte
onlyoffice:document_server
Referenzen
https://github.com/ONLYOFFICE/DocumentServer(cve@mitre.org)
https://github.com/ONLYOFFICE/core(cve@mitre.org)
https://github.com/ONLYOFFICE/core/blob/v5.6.4.13/ASCOfficePPTXFile/Editor/BinaryFileReaderWriter.cpp#L1918(cve@mitre.org)
https://github.com/ONLYOFFICE/core/blob/v5.6.4.13/ASCOfficePPTXFile/Editor/BinaryFileReaderWriter.cpp#L241(cve@mitre.org)
https://github.com/ONLYOFFICE/core/blob/v5.6.4.13/ASCOfficePPTXFile/PPTXFormat/Logic/UniFill.cpp#L343(cve@mitre.org)
https://github.com/ONLYOFFICE/DocumentServer(af854a3a-2127-422b-91ae-364da2661108)
https://github.com/ONLYOFFICE/core(af854a3a-2127-422b-91ae-364da2661108)
https://github.com/ONLYOFFICE/core/blob/v5.6.4.13/ASCOfficePPTXFile/Editor/BinaryFileReaderWriter.cpp#L1918(af854a3a-2127-422b-91ae-364da2661108)
https://github.com/ONLYOFFICE/core/blob/v5.6.4.13/ASCOfficePPTXFile/Editor/BinaryFileReaderWriter.cpp#L241(af854a3a-2127-422b-91ae-364da2661108)
https://github.com/ONLYOFFICE/core/blob/v5.6.4.13/ASCOfficePPTXFile/PPTXFormat/Logic/UniFill.cpp#L343(af854a3a-2127-422b-91ae-364da2661108)
https://github.com/merrychap/poc_exploits/tree/master/ONLYOFFICE/CVE-2021-25830(af854a3a-2127-422b-91ae-364da2661108)
IOC Korrelationen
Keine Korrelationen erfasst
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