OS Command Injection Vulnerability in hzmanyun Education and Training System by hzmanyun
CVE-2025-1676

5.3MEDIUM

Key Information:

Vendor
Hzmanyun
Status
Education And Training System
Vendor
CVE Published:
25 February 2025

Badges

👾 Exploit Exists🟡 Public PoC

Summary

A significant OS command injection vulnerability exists in the hzmanyun Education and Training System 3.1.1, specifically within the pdf2swf function of the /pdf2swf file. This flaw allows attackers to manipulate file arguments, enabling unauthorized command execution on the server. The attack can be initiated remotely, posing a severe risk to users of the system. The exploit has been made public, which increases the urgency for users to apply mitigation strategies.

Affected Version(s)

Education and Training System 3.1.1

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-2025-1676 - Proof of Concept

References

https://vuldb.com/?id.296731
vdb-entrytechnical-description
https://vuldb.com/?ctiid.296731
signaturepermissions-required
https://vuldb.com/?submit.500507
third-party-advisory

CVSS V4

Score:
5.3
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

0xGeoffreyW (VulDB User)
.