CVE-2020-20287

Public Exploit

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.

Category

9.8
CVSS
Severity: Critical
CVSS 3.1 •
CVSS 2.0 •
EPSS 2.99% Top 15%
Third-Party Advisory jiguang.xyz
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://www.yccms.net/ broken link url repurposed
https://blog.jiguang.xyz/posts/remote-code-execution-via-upload-image/ third party advisory exploit

Frequently Asked Questions

What is the severity of CVE-2020-20287?
CVE-2020-20287 has been scored as a critical severity vulnerability.
How to fix CVE-2020-20287?
To fix CVE-2020-20287, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2020-20287 being actively exploited in the wild?
It is possible that CVE-2020-20287 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~3% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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