CVE-2020-28243: Command Injection
First published: Sat Feb 27 2021(Updated: )
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.
Credit: cve@mitre.org cve@mitre.org cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| SaltStack Salt | <2015.8.10 | |
| SaltStack Salt | >=2015.8.11<2015.8.13 | |
| SaltStack Salt | >=2016.3.0<2016.3.4 | |
| SaltStack Salt | >=2016.3.5<2016.3.6 | |
| SaltStack Salt | >=2016.3.7<2016.3.8 | |
| SaltStack Salt | >=2016.3.9<2016.11.3 | |
| SaltStack Salt | >=2016.11.4<2016.11.5 | |
| SaltStack Salt | >=2016.11.7<2016.11.10 | |
| SaltStack Salt | >=2017.5.0<2017.7.8 | |
| SaltStack Salt | >=2018.2.0<=2018.3.5 | |
| SaltStack Salt | >=2019.2.0<2019.2.5 | |
| SaltStack Salt | >=2019.2.6<2019.2.8 | |
| SaltStack Salt | >=3000<3000.6 | |
| SaltStack Salt | >=3001<3001.4 | |
| SaltStack Salt | >=3002<3002.5 | |
| Fedoraproject Fedora | =32 | |
| Fedoraproject Fedora | =33 | |
| Fedoraproject Fedora | =34 | |
| Debian Debian Linux | =9.0 | |
| Debian Debian Linux | =10.0 | |
| Debian Debian Linux | =11.0 | |
| SaltStack Salt | <3002.2<3001.4<3000.6<2019.2.8<2019.2.5<2018.3.5<2017.7.8<2016.11.10<2016.11.6<2016.11.5<2016.11.3<2016.3.8<2016.3.6<2016.3.4<2015.8.13<2015.8.10<3002.5<3001.6<3000.8<3002.5<3001.6<3000.8 | 3002.2 3001.4 3000.6 2019.2.8 2019.2.5 2018.3.5 2017.7.8 2016.11.10 2016.11.6 2016.11.5 2016.11.3 2016.3.8 2016.3.6 2016.3.4 2015.8.13 2015.8.10 3002.5 3001.6 3000.8 3002.5 3001.6 3000.8 |
| pip/salt | >=3002<3002.3 | 3002.3 |
| pip/salt | >=3001<3001.5 | 3001.5 |
| pip/salt | >=3000<3000.7 | 3000.7 |
| pip/salt | >=2019.2.0<2019.2.8 | 2019.2.8 |
| pip/salt | >=2018.2.0<=2018.3.5 | |
| pip/salt | >=2017.5.0<2017.7.8 | 2017.7.8 |
| pip/salt | >=2016.11.7<2016.11.10 | 2016.11.10 |
| pip/salt | >=2016.3.0<2016.11.5 | 2016.11.5 |
| pip/salt | <2015.8.13 | 2015.8.13 |
| debian/salt |
Remedy
Update the minion to the latest release, package or patch file
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Reference Links
- https://security-tracker.debian.org/tracker/CVE-2020-28243
- https://security-tracker.debian.org/tracker/CVE-2020-28972
- https://security-tracker.debian.org/tracker/CVE-2020-35662
- https://security-tracker.debian.org/tracker/CVE-2021-3148
- https://security-tracker.debian.org/tracker/CVE-2021-3144
- https://security-tracker.debian.org/tracker/CVE-2021-25281
- https://security-tracker.debian.org/tracker/CVE-2021-25282
- https://security-tracker.debian.org/tracker/CVE-2021-25283
- https://security-tracker.debian.org/tracker/CVE-2021-25284
- https://security-tracker.debian.org/tracker/CVE-2021-3197
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-28243
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-28972
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-35662
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-3148
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-3144
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-25281
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-25282
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-25283
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-25284
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-3197
- https://gitlab.com/saltstack/open/salt-patches
- https://saltproject.io/security_announcements/active-saltstack-cve-release-2021-feb-25/
- https://security-tracker.debian.org/tracker/source-package/salt
- https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=983632
- https://github.com/stealthcopter/CVE-2020-28243
- https://lists.debian.org/debian-lts-announce/2021/11/msg00009.html
- https://lists.debian.org/debian-lts-announce/2022/01/msg00000.html
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/7GRVZ5WAEI3XFN2BDTL6DDXFS5HYSDVB/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/FUGLOJ6NXLCIFRD2JTXBYQEMAEF2B6XH/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/YOGNT2XWPOYV7YT75DN7PS4GIYWFKOK5/
- https://sec.stealthcopter.com/cve-2020-28243/
- https://security.gentoo.org/glsa/202103-01
- https://www.debian.org/security/2021/dsa-5011
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/7GRVZ5WAEI3XFN2BDTL6DDXFS5HYSDVB/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FUGLOJ6NXLCIFRD2JTXBYQEMAEF2B6XH/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YOGNT2XWPOYV7YT75DN7PS4GIYWFKOK5/
- https://security.gentoo.org/glsa/202310-22
- https://saltproject.io/security-announcements/2021-02-25-advisory-02/
- https://nvd.nist.gov/vuln/detail/CVE-2020-28243
- https://sec.stealthcopter.com/cve-2020-28243
- https://saltproject.io/security_announcements/active-saltstack-cve-release-2021-feb-25
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/YOGNT2XWPOYV7YT75DN7PS4GIYWFKOK5
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/FUGLOJ6NXLCIFRD2JTXBYQEMAEF2B6XH
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/7GRVZ5WAEI3XFN2BDTL6DDXFS5HYSDVB
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YOGNT2XWPOYV7YT75DN7PS4GIYWFKOK5
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FUGLOJ6NXLCIFRD2JTXBYQEMAEF2B6XH
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/7GRVZ5WAEI3XFN2BDTL6DDXFS5HYSDVB
- https://github.com/saltstack/salt/blob/8f9405cf8e6f7d7776d5000841c886dec6d96250/doc/topics/releases/3002.3.rst#L12
- https://github.com/saltstack/salt/blob/8f9405cf8e6f7d7776d5000841c886dec6d96250/doc/topics/releases/3001.5.rst#L12
- https://github.com/saltstack/salt/blob/8f9405cf8e6f7d7776d5000841c886dec6d96250/doc/topics/releases/3000.7.rst#L12
- https://github.com/advisories/GHSA-phhw-3wc9-8q75 (Advisory)
- https://launchpad.net/bugs/cve/CVE-2020-28243
- https://github.com/saltstack/salt/commit/e02df6fd3ceb605a58e4ac75c06077f52963187a
- https://github.com/saltstack/salt/commit/61dd6d178b1dae0a1bf884bcd1149003281f8194
- https://github.com/saltstack/salt/commit/777ffe612e612fb443018c1d7983d4abe4632bb2
- https://github.com/saltstack/salt/commit/903cfdcf6863b288fa41549bd991da6049962f54
- https://ubuntu.com/security/CVE-2020-28243
- https://github.com/pypa/advisory-database/tree/main/vulns/salt/PYSEC-2021-73.yaml
Frequently Asked Questions
What is the vulnerability ID of this issue?
The vulnerability ID of this issue is CVE-2020-28243.
What is the severity of CVE-2020-28243?
CVE-2020-28243 has a severity of 7.8 (High).
How does the vulnerability in SaltStack Salt before 3002.5 manifest?
The vulnerability in SaltStack Salt before 3002.5 allows for local privilege escalation by any user able to create files on the minion in a non-blacklisted directory.
How can I fix the vulnerability in SaltStack Salt before 3002.5?
To fix the vulnerability in SaltStack Salt before 3002.5, update to version 3002.5 or later.
Where can I find more information about CVE-2020-28243?
More information about CVE-2020-28243 can be found at the following references: [link1], [link2], [link3].
- collector/debian-bugs
- alias/CVE-2020-28243
- collector/nvd-index
- collector/nvd-api
- agent/remedy
- agent/type
- agent/first-publish-date
- collector/saltproject-advisory
- source/Salt Project
- agent/software-canonical-lookup
- agent/severity
- collector/nvd-cve
- source/NVD
- agent/author
- collector/mitre-cve
- source/MITRE
- collector/launchpad-cve
- source/Launchpad
- collector/security-tracker-debian
- source/Debian
- agent/weakness
- collector/usn-cve
- source/Ubuntu
- agent/softwarecombine
- agent/event
- agent/description
- collector/github-advisory-latest
- source/GitHub
- alias/GHSA-phhw-3wc9-8q75
- agent/last-modified-date
- agent/references
- agent/tags
- collector/github-advisory
- agent/trending
- vendor/saltstack
- canonical/saltstack salt
- version/saltstack salt/2015.8.11
- version/saltstack salt/2016.3.0
- version/saltstack salt/2016.3.5
- version/saltstack salt/2016.3.7
- version/saltstack salt/2016.3.9
- version/saltstack salt/2016.11.4
- version/saltstack salt/2016.11.7
- version/saltstack salt/2017.5.0
- version/saltstack salt/2018.2.0
- version/saltstack salt/2018.3.5
- version/saltstack salt/2019.2.0
- version/saltstack salt/2019.2.6
- version/saltstack salt/3000
- version/saltstack salt/3001
- version/saltstack salt/3002
- vendor/fedoraproject
- canonical/fedoraproject fedora
- version/fedoraproject fedora/32
- version/fedoraproject fedora/33
- version/fedoraproject fedora/34
- vendor/debian
- canonical/debian debian linux
- version/debian debian linux/9.0
- version/debian debian linux/10.0
- version/debian debian linux/11.0
- package-manager/debian
- package-manager/pip