File Upload Vulnerability in MCMS by Ming Soft
CVE-2020-22755

8.8HIGH

Key Information:

Vendor

Mingsoft

Status
Mcms
Vendor
CVE Published:
8 May 2023

What is CVE-2020-22755?

A file upload vulnerability in MCMS version 5.0 allows attackers to execute arbitrary code on the server by uploading a specially crafted thumbnail. This vulnerability can lead to severe security risks, as it bypasses normal file validation processes, enabling unauthorized access to critical systems.

References

https://github.com/ming-soft/MCMS
https://github.com/ming-soft/MCMS/issues/42

CVSS V3.1

Score:
8.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.