Improper Authentication in Yunfan Learning Examination System by Beijing Yunfan Internet Technology
CVE-2024-13111

6.3MEDIUM

Key Information:

Vendor
CVE Published:
2 January 2025

Badges

๐Ÿ‘พ Exploit Exists๐ŸŸก Public PoC

What is CVE-2024-13111?

A significant vulnerability has been identified in the Yunfan Learning Examination System version 1.9.2, developed by Beijing Yunfan Internet Technology. This vulnerability resides in the JWT Token Handler component, specifically within the SysUserControl functionality. Attackers may exploit this flaw to manipulate authentication processes improperly, allowing for unauthorized access. Although the attack vector is remote, the complexity involved in exploiting this vulnerability is high, making it challenging for potential attackers. The issue has been publicly disclosed, indicating the need for immediate attention from users of this system.

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Affected Version(s)

Yunfan Learning Examination System 1.9.2

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.

References

CVSS V4

Score:
6.3
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
High
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • ๐ŸŸก

    Public PoC available

  • ๐Ÿ‘พ

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

LVZC (VulDB User)
.