CVE-2021-25831

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Summary

CVECVE-2021-25831
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 v4.0.0-9-v5.6.3. An attacker must request the conversion of the crafted file from PPTT into PPTX format. Using the chain of two other bugs related to improper string handling, a remote attacker can obtain 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, Vendor 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
poc_exploits/ONLYOFFICE/CVE-2021-25831 at master · merrychap/poc_exploits · GitHub MISC github.com Exploit, Vendor Advisory
core/BinaryFileReaderWriter.cpp at v5.6.4.13 · ONLYOFFICE/core · GitHub MISC github.com Vendor Advisory
core/BinaryFileReaderWriter.cpp at v5.6.4.13 · ONLYOFFICE/core · GitHub MISC github.com Vendor Advisory
core/BlipFill.cpp at v5.6.4.13 · ONLYOFFICE/core · GitHub MISC github.com Vendor Advisory
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

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