Auth bypass in Beijing Yunfan Internet Technology Learning Examination System
CVE-2024-13111
A vulnerability classified as critical was found in Beijing Yunfan Internet Technology Yunfan Learning Examination System 1.9.2. Affected by this vulnerability is an unknown functionality of the file src/main/java/com/yf/exam/modules/sys/user/controller/SysUserControl of the component JWT Token Handler. The manipulation leads to improper authentication. The attack can be launched remotely. The complexity of an attack is rather high. The exploitation appears to be difficult. The exploit has been disclosed to the public and may be used.
Vulnerability class: Broken Authentication
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.6 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L.
EPSS exploit prediction
EPSS: 0.008 (53.7th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 54th percentile — 53.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.008 · newest: 0.008 · change: 0.000
Affected products
- Beijing Yunfan Internet Technology Learning Examination System — versions 1.9.2
- Kaoshifeng Yunfan Learning Examination System — versions 1.9.2
Weakness classification (CWE)
Public proof-of-concept exploits
References
- vuldb.com/ (VDB Entry, Third Party Advisory, vdb-entry)
- vuldb.com/ (signature, Permissions Required, permissions-required, VDB Entry)
- vuldb.com/ (VDB Entry, Third Party Advisory, third-party-advisory)
- github.com/qiutiandefeng/yfexam-exam/issues/6 (issue-tracking, Exploit, Issue Tracking)
- github.com/qiutiandefeng/yfexam-exam/issues/6 (issue-tracking, Exploit, exploit, Issue Tracking)
Frequently asked questions
- What is CVE-2024-13111?
- CVE-2024-13111 is a medium-severity vulnerability in Beijing Yunfan Internet Technology Learning Examination System, classified under Improper Authentication. CVSS score: 5.6/10. Published 2025-01-02.
- How severe is CVE-2024-13111?
- Medium severity. CVSS v3 base score is 5.6 out of 10.
- Is CVE-2024-13111 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.