# CVE-2024-7921: Anhui Deshun Intelligent Technology Jieshun JieLink+ JSOTC2016 GetDataList access control

> Remote attackers can access parking records without proper authorization due to missing access controls in the JieLink+ system.

- **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:** 19 Aug 2024
- **Updated:** 19 Aug 2024
- **Also known as:** GHSA-cc99-q527-fggw

## What is CVE-2024-7921?

CVE-2024-7921 is a medium-severity missing authorization vulnerability in Anhui Deshun Intelligent Technology Jieshun JieLink+ JSOTC2016, published on 19 Aug 2024. Any signed-in user can exploit it over the network, with no action from the victim.

### Official description

A vulnerability has been found in Anhui Deshun Intelligent Technology Jieshun JieLink+ JSOTC2016 up to 20240805 and classified as problematic. Affected by this vulnerability is an unknown functionality of the file /report/ParkOutRecord/GetDataList. The manipulation leads to improper access controls. The attack can be launched remotely. The exploit has been disclosed to the public and may be used.

Weakness: CWE-284 (Improper Access Control)

## Which versions are affected by CVE-2024-7921?

It affects 1 product.


Products: Jielink\+ Jsotc2016 Project Jielink\+ Jsotc2016.

## How do I fix CVE-2024-7921?

No fix has been published for CVE-2024-7921 yet. Limit exposure of the affected software until one is available.

## Is CVE-2024-7921 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2024-7921 exists.

## Other vulnerabilities in Anhui Deshun Intelligent Technology Jieshun JieLink+ JSOTC2016

- [CVE-2024-7919](https://insights.sbomify.com/CVE-2024-7919/): Anhui Deshun Intelligent Technology Jieshun JieLink+ JSOTC2016 GetDataList access control (medium 6.9)
- [CVE-2024-7920](https://insights.sbomify.com/CVE-2024-7920/): Anhui Deshun Intelligent Technology Jieshun JieLink+ JSOTC2016 GetParkInThroughDeivces access control (medium 5.3)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2024-7921 and fix it if it is affected.

What it is: CVE-2024-7921 is a medium-severity missing authorization vulnerability in Anhui Deshun Intelligent Technology Jieshun JieLink+ JSOTC2016, published on 19 Aug 2024. 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-2024-7921 exists.

Affected product: Anhui Deshun Intelligent Technology Jieshun JieLink+ JSOTC2016. 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-2024-7921/ (Markdown: https://insights.sbomify.com/CVE-2024-7921/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2024-7921
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2024-7921
- OSV: https://osv.dev/vulnerability/CVE-2024-7921

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From sbomify Insights: https://insights.sbomify.com/CVE-2024-7921/
Summaries are generated and may contain mistakes; the official description above is the record.