A vulnerability was found in Beijing Yunfan Internet Technology Yunfan Learning Examination System 1.9.2. It has been rated as critical. This issue affects some unknown processing of the file /doc.html. The manipulation with an unknown input leads to a improper authorization vulnerability. Using CWE to declare the problem leads to CWE-285. The product does not perform or incorrectly performs an authorization check when an actor attempts to access a resource or perform an action. Impacted is confidentiality.

The advisory is shared at github.com. The identification of this vulnerability is CVE-2024-13109. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Technical details as well as a public exploit are known. MITRE ATT&CK project uses the attack technique T1548.002 for this issue.

The exploit is available at github.com. It is declared as proof-of-concept. By approaching the search of inurl:doc.html it is possible to find vulnerable targets with Google Hacking.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Productinfo

Vendor

• Beijing Yunfan Internet Technology

Name

• Yunfan Learning Examination System

Version

• 1.9.2

CPE 2.3info

• 🔒

CPE 2.2info

• 🔒

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Accepted

• Submit #467695: Beijing Yunfan Internet Technology Co., Ltd yfexam-exam 1.9.2 interface leakage (by LVZC)

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