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CVE-2020-28243

Good to know:

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Date: February 26, 2021

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. After conducting further research, Mend has determined that versions v0.6.0--v3000.6, v3001rc1--v3001.4 and v3002rc1--v3002.2 of Salt are vulnerable to CVE-2020-28243.

Language: Python

Severity Score

Related Resources (26)

https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/FUGLOJ6NXLCIFRD2JTXBYQEMAEF2B6XH
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/FUGLOJ6NXLCIFRD2JTXBYQEMAEF2B6XH
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/7GRVZ5WAEI3XFN2BDTL6DDXFS5HYSDVB
https://sec.stealthcopter.com/cve-2020-28243
https://lists.debian.org/debian-lts-announce/2022/01/msg00000.html
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YOGNT2XWPOYV7YT75DN7PS4GIYWFKOK5/
https://saltproject.io/security_announcements/active-saltstack-cve-release-2021-feb-25
https://github.com/saltstack/salt/blob/8f9405cf8e6f7d7776d5000841c886dec6d96250/doc/topics/releases/3001.5.rst#L12
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/7GRVZ5WAEI3XFN2BDTL6DDXFS5HYSDVB
https://github.com/pypa/advisory-database/tree/main/vulns/salt/PYSEC-2021-73.yaml
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/7GRVZ5WAEI3XFN2BDTL6DDXFS5HYSDVB/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/YOGNT2XWPOYV7YT75DN7PS4GIYWFKOK5
https://github.com/stealthcopter/CVE-2020-28243
https://github.com/saltstack/salt
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YOGNT2XWPOYV7YT75DN7PS4GIYWFKOK5
https://security.gentoo.org/glsa/202310-22
https://lists.debian.org/debian-lts-announce/2021/11/msg00009.html
https://github.com/saltstack/salt/blob/8f9405cf8e6f7d7776d5000841c886dec6d96250/doc/topics/releases/3000.7.rst#L12
https://nvd.nist.gov/vuln/detail/CVE-2020-28243
https://saltproject.io/security_announcements/active-saltstack-cve-release-2021-feb-25/
https://github.com/saltstack/salt/blob/8f9405cf8e6f7d7776d5000841c886dec6d96250/doc/topics/releases/3002.3.rst#L12
https://sec.stealthcopter.com/cve-2020-28243/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FUGLOJ6NXLCIFRD2JTXBYQEMAEF2B6XH/
https://www.mend.io/vulnerability-database/CVE-2020-28243

Severity Score

Weakness Type (CWE)

Improper Neutralization of Special Elements used in a Command ('Command Injection')

CWE-77

Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

CWE-78

Top Fix

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Upgrade Version

Upgrade to version salt - 3002.3;salt - 3001.5;salt - 2015.8.13;salt - 2016.11.5;salt - 2016.11.10;salt - 2017.7.8;salt - 2019.2.8;salt - 3000.7

Learn More

CVSS v3.1

Base Score:
Attack Vector (AV): LOCAL
Attack Complexity (AC): LOW
Privileges Required (PR): LOW
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): HIGH
Integrity (I): HIGH
Availability (A): HIGH

CVSS v2

Base Score:
Access Vector (AV): LOCAL
Access Complexity (AC): MEDIUM
Authentication (AU): NONE
Confidentiality (C): PARTIAL
Integrity (I): PARTIAL
Availability (A): PARTIAL
Additional information:

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