CVE-2023-20897
First published: Tue Sep 05 2023(Updated: )
DOS in minion return.
Credit: security@vmware.com security@vmware.com security@vmware.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| SaltStack Salt | <3005.2 | |
| SaltStack Salt | >=3006.0<3006.2 | |
| pip/salt | >=3006.0rc1<3006.2 | 3006.2 |
| pip/salt | <3005.2 | 3005.2 |
| SaltStack Salt | <3005.2<3006.2 | 3005.2 3006.2 |
Remedy
How to Mitigate:Upgrade Salt masters to 3005.2 or 3006.2Alternatively, firewall port 4506 from access from untrusted sources and security scanning software.
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Reference Links
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/OMWJIHQZXHK6FH2E3IWAZCYIRI7FLVOL/
- https://saltproject.io/security-announcements/2023-08-10-advisory/
- https://nvd.nist.gov/vuln/detail/CVE-2023-20897
- https://github.com/pypa/advisory-database/tree/main/vulns/salt/PYSEC-2023-166.yaml
- https://github.com/advisories/GHSA-vpjg-wmf8-29h9 (Advisory)
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/OMWJIHQZXHK6FH2E3IWAZCYIRI7FLVOL
- https://saltproject.io/security-announcements/2023-08-10-advisory
Frequently Asked Questions
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.
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.
What is the severity of CVE-2023-20897?
The severity of CVE-2023-20897 is medium, with a CVSS score of 5.3.
How can I fix CVE-2023-20897?
To fix CVE-2023-20897, upgrade your Salt master to version 3005.2 or 3006.2.
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).
- collector/nvd-api
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