Unrestricted File Upload Vulnerability in 74CMS Company Logo Handler
CVE-2024-2561

8.8HIGH

Key Information:

Vendor

74CMS

Status
74cms
Vendor
CVE Published:
17 March 2024

Badges

👾 Exploit Exists🟡 Public PoC🟣 EPSS 15%

What is CVE-2024-2561?

A significant vulnerability has been identified in version 3.28.0 of 74CMS, specifically in the Company Logo Handler component located in the sendCompanyLogo function of /controller/company/Index.php. This flaw allows an attacker to manipulate the imgBase64 argument, resulting in unrestricted file uploads. Consequently, this vulnerability could be exploited through remote access, enabling unauthorized users to upload malicious files to the server. Given its potential implications for system security, it is crucial for users of 74CMS to implement necessary patches and security measures to mitigate risks associated with this vulnerability.

Affected Version(s)

74CMS 3.28.0

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2024-2561 - Proof of Concept

References

https://vuldb.com/?id.257060
vdb-entrytechnical-description
https://vuldb.com/?ctiid.257060
signaturepermissions-required
https://gist.github.com/Southseast/9f5284d8ee0f6d91e72eef...
exploit

EPSS Score

15% chance of being exploited in the next 30 days.

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

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

Southseast (VulDB User)
.