Arbitrary File Upload Vulnerability in Maccms10 by Magicblack
CVE-2020-21359

9.8CRITICAL

Key Information:

Vendor

Maccms

Status
Maccms
Vendor
CVE Published:
11 August 2021

What is CVE-2020-21359?

An arbitrary file upload vulnerability exists in the Template Upload function of Maccms10. This flaw allows attackers to bypass suffix whitelist verification, enabling them to upload files and potentially execute arbitrary code by appending characters to the end of the file name. This vulnerability poses significant risks, as it could lead to unauthorized access and manipulation of server resources.

References

https://github.com/magicblack/maccms10/issues/80
x_refsource_MISC

CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.