Vulnerability Details : CVE-2021-43449
ONLYOFFICE all versions as of 2021-11-08 is vulnerable to Server-Side Request Forgery (SSRF). The document editor service can be abused to read and serve arbitrary URLs as a document.
Vulnerability category: Server-side request forgery (SSRF)
Products affected by CVE-2021-43449
- cpe:2.3:a:onlyoffice:server:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-43449
0.12%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 47 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-43449
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
8.1
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N |
2.8
|
5.2
|
NIST |
CWE ids for CVE-2021-43449
-
The web server receives a URL or similar request from an upstream component and retrieves the contents of this URL, but it does not sufficiently ensure that the request is being sent to the expected destination.Assigned by: nvd@nist.gov (Primary)
References for CVE-2021-43449
-
https://www.onlyoffice.com/
ONLYOFFICE - Secure Online Office | ONLYOFFICEProduct;Vendor Advisory
-
https://github.com/ONLYOFFICE/server
GitHub - ONLYOFFICE/server: The backend server software layer which is the part of ONLYOFFICE Document Server and is the base for all other componentsThird Party Advisory
-
https://labs.nettitude.com/blog/exploiting-onlyoffice-web-sockets-for-unauthenticated-remote-code-execution/
Remote Code Execution in ONLYOFFICE - Nettitude LabsExploit;Mitigation;Third Party Advisory
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