# CVE-2023-5283: SourceCodester Engineers Online Portal teacher_signup.php sql injection

> Remote attackers can exploit SQL injection in teacher_signup.php to read or modify database contents in Engineers Online Portal.

- **Severity:** Medium 6.3 (`CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L`)
- **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:** 29 Sep 2023
- **Updated:** 2 Aug 2024
- **Also known as:** GHSA-55hg-f2gx-jqr7

## What is CVE-2023-5283?

CVE-2023-5283 is a medium-severity SQL injection vulnerability in SourceCodester Engineers Online Portal, published on 29 Sep 2023. Any signed-in user can exploit it over the network, with no action from the victim.

### Official description

A vulnerability was found in SourceCodester Engineers Online Portal 1.0. It has been rated as critical. This issue affects some unknown processing of the file teacher_signup.php. The manipulation of the argument firstname/lastname leads to sql injection. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used. The associated identifier of this vulnerability is VDB-240911.

Weakness: CWE-89 (Improper Neutralization of Special Elements used in an SQL Command)

## Which versions are affected by CVE-2023-5283?

It affects 1 product.


Products: Engineers Online Portal Project Engineers Online Portal.

## How do I fix CVE-2023-5283?

No fix has been published for CVE-2023-5283 yet. Limit exposure of the affected software until one is available.

## Is CVE-2023-5283 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2023-5283 exists.

## Other vulnerabilities in SourceCodester Engineers Online Portal

- [CVE-2021-42665](https://insights.sbomify.com/CVE-2021-42665/): SQL injection in n/a (critical 9.8)
- [CVE-2021-42668](https://insights.sbomify.com/CVE-2021-42668/): SQL injection in n/a (critical 9.8)
- [CVE-2021-42669](https://insights.sbomify.com/CVE-2021-42669/): File upload in n/a (critical 9.8)
- [CVE-2021-42670](https://insights.sbomify.com/CVE-2021-42670/): SQL injection in n/a (critical 9.8)
- [CVE-2021-43437](https://insights.sbomify.com/CVE-2021-43437/): Other in n/a (high 8.8)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2023-5283 and fix it if it is affected.

What it is: CVE-2023-5283 is a medium-severity SQL injection vulnerability in SourceCodester Engineers Online Portal, published on 29 Sep 2023. 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-2023-5283 exists.

Affected product: SourceCodester Engineers Online Portal. 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-2023-5283/ (Markdown: https://insights.sbomify.com/CVE-2023-5283/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2023-5283
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2023-5283
- OSV: https://osv.dev/vulnerability/CVE-2023-5283

---
From sbomify Insights: https://insights.sbomify.com/CVE-2023-5283/
Summaries are generated and may contain mistakes; the official description above is the record.