CVEvulnerability
CVE-2020-20287
9.8 CRITICAL
Official page ↗
- Status
- Modified
- Published
- 2021-02-01
- 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 2.0 ([email protected])
- 7.5 HIGH — AV:N/AC:L/Au:N/C:P/I:P/A:P
- Weaknesses
- CWE-434
Description
Unrestricted file upload vulnerability in the yccms 3.3 project. The xhUp function's improper judgment of the request parameters, triggers remote code execution.
Affected configurations
• yccms yccms 3.3
Related
Weakness · CWE (1)
- CWE-434 Unrestricted Upload of File with Dangerous Type weakness
References
- http://www.yccms.net/ Broken Link, URL Repurposed
- https://blog.jiguang.xyz/posts/remote-code-execution-via-upload-image/ Exploit, Third Party Advisory
- http://www.yccms.net/ Broken Link, URL Repurposed
- https://blog.jiguang.xyz/posts/remote-code-execution-via-upload-image/ Exploit, Third Party Advisory