Remote Code Execution Vulnerability in ONLYOFFICE Document Server
CVE-2020-11536

9.8CRITICAL

Key Information:

Vendor

Onlyoffice

Status
Document Server
Vendor
CVE Published:
15 April 2020

What is CVE-2020-11536?

A vulnerability exists in ONLYOFFICE Document Server version 5.5.0 that allows an attacker to exploit the unzip function by crafting a malicious .docx file. This manipulation can enable the attacker to rewrite a binary, leading to remote code execution on the server where the Document Server is hosted. Organizations using this version of ONLYOFFICE should take immediate action to mitigate the potential risks and secure their systems.

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References

https://github.com/ONLYOFFICE/DocumentServer/blob/master/...
x_refsource_MISC
https://gist.github.com/andrewaeva/beb92d3d2f1c5672dbda50...
x_refsource_MISC

CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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