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SaltStack Salt command injection via a crafted process name

High severity GitHub Reviewed Published May 24, 2022 to the GitHub Advisory Database • Updated Apr 22, 2024

Package

pip salt (pip)

Affected versions

< 2015.8.13
>= 2016.3.0, < 2016.11.5
>= 2016.11.7, < 2016.11.10
>= 2017.5.0, < 2017.7.8
>= 2018.2.0, <= 2018.3.5
>= 2019.2.0, < 2019.2.8
>= 3000, < 3000.7
>= 3001, < 3001.5
>= 3002, < 3002.3

Patched versions

2015.8.13
2016.11.5
2016.11.10
2017.7.8
2019.2.8
3000.7
3001.5
3002.3

Description

An issue was discovered in SaltStack Salt before 3002.5. The minion's restartcheck is vulnerable to command injection via a crafted process name. This allows for a local privilege escalation by any user able to create a files on the minion in a non-blacklisted directory.

References

Published by the National Vulnerability Database Feb 27, 2021
Published to the GitHub Advisory Database May 24, 2022
Reviewed Apr 22, 2024
Last updated Apr 22, 2024

Severity

High
7.8
/ 10

CVSS base metrics

Attack vector
Local
Attack complexity
Low
Privileges required
Low
User interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CVE ID

CVE-2020-28243

GHSA ID

GHSA-phhw-3wc9-8q75

Source code

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