CVE-2023-20897: Medium severity saltstack vulnerability

Published Sep 5, 2023
·
Updated

DOS in minion return.

Affected Software

5 affected componentsFixes available
pip/salt>=3006.0rc1<3006.2
3006.2
pip/salt<3005.2
3005.2
SaltStack Salt<3005.2, <3006.2
3005.23006.2
SaltStack Salt<3005.2
SaltStack Salt>=3006.0<3006.2

Remediation

Mitigation

How to Mitigate:Upgrade Salt masters to 3005.2 or 3006.2Alternatively, firewall port 4506 from access from untrusted sources and security scanning software.

Event History

Sep 5, 2023
CVE Published
via MITRE·10:56 AM
Data Sourced
via MITRE·10:56 AM
DescriptionSeverityWeakness
Data Sourced
via NVD·11:15 AM
DescriptionSeverityWeaknessAffected Software
Advisory Published
via GitHub·12:30 PM

Parent advisories

This vulnerability appears in the following advisories.

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Frequently Asked Questions

1

What is CVE-2023-20897?

CVE-2023-20897 is a vulnerability in Salt masters prior to 3005.2 or 3006.2 that allows denial-of-service attacks through minion return.

2

How does CVE-2023-20897 affect Salt masters?

CVE-2023-20897 makes Salt masters unresponsive to return requests until restarted after receiving several bad packets on the request server.

3

What is the severity of CVE-2023-20897?

The severity of CVE-2023-20897 is medium, with a CVSS score of 5.3.

4

How can I fix CVE-2023-20897?

To fix CVE-2023-20897, upgrade your Salt master to version 3005.2 or 3006.2.

5

Where can I find more information about CVE-2023-20897?

You can find more information about CVE-2023-20897 [here](https://nvd.nist.gov/vuln/detail/CVE-2023-20897), [here](https://saltproject.io/security-announcements/2023-08-10-advisory/), and [here](https://github.com/pypa/advisory-database/tree/main/vulns/salt/PYSEC-2023-166.yaml).

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