CVE-2021-25830

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Summary

CVECVE-2021-25830
StatePUBLIC
Assigner[email protected]
Source PriorityCVE Program / NVD first with legacy fallback
Published2021-03-01 16:15:00 UTC
Updated2021-03-15 19:53:00 UTC
DescriptionA 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.

Risk And Classification

Problem Types: NVD-CWE-noinfo

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Onlyoffice Document Server All All All All

References

ReferenceSourceLinkTags
GitHub - ONLYOFFICE/core: Server core components which are a part of ONLYOFFICE Document Server MISC github.com Product
poc_exploits/ONLYOFFICE/CVE-2021-25830 at master · merrychap/poc_exploits · GitHub MISC github.com Exploit, Third Party Advisory
GitHub - ONLYOFFICE/DocumentServer: ONLYOFFICE Docs is a free collaborative online office suite comprising viewers and editors for texts, spreadsheets and presentations, forms and PDF, fully compatible with Office Open XML formats: .docx, .xlsx, .pptx and enabling collaborative editing in real time. MISC github.com Product
core/UniFill.cpp at v5.6.4.13 · ONLYOFFICE/core · GitHub MISC github.com Third Party Advisory
core/BinaryFileReaderWriter.cpp at v5.6.4.13 · ONLYOFFICE/core · GitHub MISC github.com Third Party Advisory
core/BinaryFileReaderWriter.cpp at v5.6.4.13 · ONLYOFFICE/core · GitHub MISC github.com Third Party Advisory
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

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