CVE-2021-25832

CRITICAL

9.8

Description

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.

CVE Details

CVSS v3.1 Score9.8

SeverityCRITICAL

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

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredNONE

User InteractionNONE

Published3/1/2021

Last Modified11/21/2024

Sourcenvd

Honeypot Sightings0

Affected Products

onlyoffice:document_server

Weaknesses (CWE)

CWE-787

References

https://github.com/ONLYOFFICE/DocumentServer(cve@mitre.org)

https://github.com/ONLYOFFICE/core(cve@mitre.org)

https://github.com/ONLYOFFICE/core/blob/v6.0.1.15/ASCOfficePPTXFile/Editor/BinaryFileReaderWriter.cpp#L424(cve@mitre.org)

https://github.com/ONLYOFFICE/core/blob/v6.0.1.15/ASCOfficePPTXFile/Editor/BinaryFileReaderWriter.cpp#L428(cve@mitre.org)

https://github.com/ONLYOFFICE/core/blob/v6.0.1.15/DesktopEditor/cximage/CxImage/ximabmp.cpp#L354(cve@mitre.org)

https://github.com/ONLYOFFICE/core/blob/v6.0.1.15/DesktopEditor/cximage/CxImage/ximabmp.cpp#L358(cve@mitre.org)

https://github.com/merrychap/poc_exploits/tree/master/ONLYOFFICE/CVE-2021-25832(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/v6.0.1.15/ASCOfficePPTXFile/Editor/BinaryFileReaderWriter.cpp#L424(af854a3a-2127-422b-91ae-364da2661108)

https://github.com/ONLYOFFICE/core/blob/v6.0.1.15/ASCOfficePPTXFile/Editor/BinaryFileReaderWriter.cpp#L428(af854a3a-2127-422b-91ae-364da2661108)

https://github.com/ONLYOFFICE/core/blob/v6.0.1.15/DesktopEditor/cximage/CxImage/ximabmp.cpp#L354(af854a3a-2127-422b-91ae-364da2661108)

https://github.com/ONLYOFFICE/core/blob/v6.0.1.15/DesktopEditor/cximage/CxImage/ximabmp.cpp#L358(af854a3a-2127-422b-91ae-364da2661108)

https://github.com/merrychap/poc_exploits/tree/master/ONLYOFFICE/CVE-2021-25832(af854a3a-2127-422b-91ae-364da2661108)

IOC Correlations

No correlations recorded

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