# CVE-2019-9884: eClass platform contains a Broken Access Control vulnerability

> An attacker can bypass password validation to access the admin management page in the eClass platform, leading to unauthorized administrative control.

- **Severity:** Critical 9.8 (`CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H`)
- **Exploited in the wild:** Not known
- **Login needed:** Not needed
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 25 Jul 2019
- **Updated:** 17 Sep 2024
- **Also known as:** GHSA-v994-ggf7-gpj5

## What is CVE-2019-9884?

CVE-2019-9884 is a critical authentication bypass vulnerability in BroadLearning eclass, published on 25 Jul 2019. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

eClass platform < ip.2.5.10.2.1 allows an attacker to use GETS method to request /admin page to bypass the password validation and access management page.

Weakness: CWE-425 (Direct Request), CWE-284 (Improper Access Control)

## Which versions are affected by CVE-2019-9884?

It affects 1 product.


Products: Eclass Eclass Ip.

## How do I fix CVE-2019-9884?

No fix has been published for CVE-2019-9884 yet. Limit exposure of the affected software until one is available.

## Is CVE-2019-9884 being exploited?

There is no known exploitation of CVE-2019-9884 in the wild and no public exploit code.

## Other vulnerabilities in BroadLearning eclass

- [CVE-2019-9885](https://insights.sbomify.com/CVE-2019-9885/): eClass platform contains a SQL injection vulnerability (critical 9.8)
- [CVE-2019-9886](https://insights.sbomify.com/CVE-2019-9886/): eClass platform allows user to download arbitrary files without authentication (critical 9.1)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2019-9884 and fix it if it is affected.

What it is: CVE-2019-9884 is a critical authentication bypass vulnerability in BroadLearning eclass, published on 25 Jul 2019. An attacker can exploit it over the internet without logging in, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2019-9884 in the wild and no public exploit code.

Affected product: BroadLearning eclass. 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-2019-9884/ (Markdown: https://insights.sbomify.com/CVE-2019-9884/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2019-9884
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2019-9884
- OSV: https://osv.dev/vulnerability/CVE-2019-9884

---
From sbomify Insights: https://insights.sbomify.com/CVE-2019-9884/
Summaries are generated and may contain mistakes; the official description above is the record.