CVEvulnerability
CVE-2021-43445
9.8 CRITICAL
Official page ↗
- Status
- Modified
- Published
- 2023-01-23
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 9.8 CRITICAL — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- CVSS 3.1 (134c704f-9b21-4f2e-91b3-4a467353bcc0)
- 9.8 CRITICAL — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- Weaknesses
- CWE-287
Description
ONLYOFFICE all versions as of 2021-11-08 is affected by Incorrect Access Control. An attacker can authenticate with the web socket service of the ONLYOFFICE document editor which is protected by JWT auth by using a default JWT signing key.
Affected configurations
• onlyoffice server (<= 7.0.0.49)
Related
Weakness · CWE (1)
- CWE-287 Improper Authentication weakness
References
- https://github.com/ONLYOFFICE/server Third Party Advisory
- https://labs.nettitude.com/blog/exploiting-onlyoffice-web-sockets-for-unauthenticated-remote-code-execution/ Mitigation, Third Party Advisory
- https://www.onlyoffice.com/ Product, Vendor Advisory
- https://github.com/ONLYOFFICE/server Third Party Advisory
- https://labs.nettitude.com/blog/exploiting-onlyoffice-web-sockets-for-unauthenticated-remote-code-execution/ Mitigation, Third Party Advisory
- https://www.onlyoffice.com/ Product, Vendor Advisory