Incorrect Access Control in ONLYOFFICE Product
CVE-2021-43444

7.5HIGH

Key Information:

Vendor

Onlyoffice

Status
Server
Vendor
CVE Published:
23 January 2023

What is CVE-2021-43444?

The ONLYOFFICE platform is prone to an Incorrect Access Control vulnerability, where attackers can exploit weak default URL signing keys to forge signed document download URLs. This flaw potentially allows unauthorized access to sensitive documents, posing significant security risks for users relying on ONLYOFFICE for document management. It is crucial for users and administrators to implement stronger security measures and update their systems to mitigate potential threats.

References

https://github.com/ONLYOFFICE/server
https://www.onlyoffice.com/
https://labs.nettitude.com/blog/exploiting-onlyoffice-web...

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
None
Integrity:
High
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

JSON
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CVE-2021-43444 : Incorrect Access Control in ONLYOFFICE Product