# CVE-2024-13110: Information disclosure in Yunfan Learning Examination System

> Remote attackers can exploit an information disclosure vulnerability in the exam answer handler to access sensitive data.

- **Severity:** Medium 5.3 (`CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N`)
- **Exploited in the wild:** Not known
- **Login needed:** Any signed-in user
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 2 Jan 2025
- **Updated:** 2 Jan 2025
- **Also known as:** GHSA-7wfm-8v5r-vhv5

## What is CVE-2024-13110?

CVE-2024-13110 is a medium-severity vulnerability in Beijing Yunfan Internet Technology Yunfan Learning Examination System, published on 2 Jan 2025. Any signed-in user can exploit it over the network, with no action from the victim.

### Official description

A vulnerability classified as problematic has been found in Beijing Yunfan Internet Technology Yunfan Learning Examination System 1.9.2. Affected is an unknown function of the file src/main/java/com/yf/exam/modules/paper/controller/PaperController.java， of the component Exam Answer Handler. The manipulation leads to information disclosure. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used.

Weakness: CWE-284 (Improper Access Control), CWE-200 (Exposure of Sensitive Information to an Unauthorized Actor)

## Which versions are affected by CVE-2024-13110?

It affects 1 product.


Products: Kaoshifeng Yunfan Learning Examination System.

## How do I fix CVE-2024-13110?

No fix has been published for CVE-2024-13110 yet. Limit exposure of the affected software until one is available.

## Is CVE-2024-13110 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2024-13110 exists.

## Other vulnerabilities in Beijing Yunfan Internet Technology Yunfan Learning Examination System

- [CVE-2024-13109](https://insights.sbomify.com/CVE-2024-13109/): Beijing Yunfan Internet Technology Yunfan Learning Examination System doc.html improper authorization (medium 6.9)
- [CVE-2024-13111](https://insights.sbomify.com/CVE-2024-13111/): Beijing Yunfan Internet Technology Yunfan Learning Examination System JWT Token SysUserControl improper authentication (medium 6.3)
- [CVE-2023-46963](https://insights.sbomify.com/CVE-2023-46963/): Information disclosure in n/a (medium 5.3)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2024-13110 and fix it if it is affected.

What it is: CVE-2024-13110 is a medium-severity vulnerability in Beijing Yunfan Internet Technology Yunfan Learning Examination System, published on 2 Jan 2025. Any signed-in user can exploit it over the network, with no action from the victim.
Exploitation: It is not confirmed as exploited in the wild, but public exploit code for CVE-2024-13110 exists.

Affected product: Beijing Yunfan Internet Technology Yunfan Learning Examination System. No package-level version data is available, so check the vendor advisory linked from the reference page.

Task:
1. Search the dependency manifests and lockfiles (for example package.json, package-lock.json, requirements.txt, poetry.lock, uv.lock, pom.xml, build.gradle, go.mod, Cargo.lock, Gemfile.lock) and any Dockerfiles for the affected packages, including transitive dependencies.
2. If an affected version is in use, upgrade it to the fixed version for its release line with the project's package manager, so the lockfile is regenerated. Prefer the smallest upgrade that fixes it.
3. If there is no fix, or the upgrade would break the build, do not guess: explain the risk and the safest workaround instead.
4. Run the tests and summarise what changed and why.
5. If nothing in the project is affected, say so and change nothing.

Reference: https://insights.sbomify.com/CVE-2024-13110/ (Markdown: https://insights.sbomify.com/CVE-2024-13110/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2024-13110
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2024-13110
- OSV: https://osv.dev/vulnerability/CVE-2024-13110

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From sbomify Insights: https://insights.sbomify.com/CVE-2024-13110/
Summaries are generated and may contain mistakes; the official description above is the record.