CVE-2021-21996: High severity saltstack vulnerability

Published Sep 8, 2021
ยท
Updated

A user who has control of the source, and sourcehash URLs can gain full file system access as root on a salt minion.

Affected Software

10 affected componentsFixes available
debian/salt
2018.3.4+dfsg1-6+deb10u33002.6+dfsg1-4+deb11u13004.1+dfsg-2.2
pip/salt>=0<3003.3
3003.3
SaltStack Salt
SaltStack Salt<3000.3
Fedoraproject Fedora=33
Fedoraproject Fedora=34
Fedoraproject Fedora=35
Debian Debian Linux=9.0
Debian Debian Linux=10.0
Debian Debian Linux=11.0

Remediation

Mitigation

Update to the latest versions of salt minion code.

Event History

Sep 8, 2021
CVE Published
12:00 AM
Data Sourced
12:00 AM
DescriptionWeakness
Sep 9, 2021
Data Sourced
07:33 PM
SeverityAffected Software
Nov 21, 2021
Advisory Published
12:00 AM

Parent advisories

This vulnerability appears in the following advisories.

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Frequently Asked Questions

1

What is CVE-2021-21996?

CVE-2021-21996 is a vulnerability in SaltStack Salt before version 3003.3 that allows a user to gain full file system access as root on a salt minion.

2

What is the severity of CVE-2021-21996?

The severity of CVE-2021-21996 is high with a CVSS score of 7.5.

3

How does CVE-2021-21996 affect SaltStack Salt?

CVE-2021-21996 affects SaltStack Salt versions before 3003.3.

4

How can I fix CVE-2021-21996?

To fix CVE-2021-21996, update SaltStack Salt to version 3003.3 or later.

5

Where can I find more information about CVE-2021-21996?

You can find more information about CVE-2021-21996 at the following references: [1](https://security-tracker.debian.org/tracker/CVE-2021-21996), [2](https://security-tracker.debian.org/tracker/CVE-2021-22004), [3](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-21996)

Contact

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