CVE-2020-28243
The minion's restartcheck is vulnerable to command injection via a crafted process name.
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (4.30%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
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.
- CVSS 3.1
- 7.8 HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 4.30% probability · 91th percentile
- Public exploits
- None in Exploit-DB
- CISA KEV
- Not listed
- Weakness
- CWE-77
- Affected
- saltstack/salt · fedoraproject/fedora · debian/debian linux
- Source
- cve@mitre.org
EPSS 4.3% since 26 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.
References
- https://github.com/stealthcopter/CVE-2020-28243Exploit, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2021/11/msg00009.htmlMailing List, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2022/01/msg00000.htmlMailing List, Third Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/7GRVZ5WAEI3XFN2BDTL6DDXFS5HYSDVB/Mailing List, Third Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FUGLOJ6NXLCIFRD2JTXBYQEMAEF2B6XH/Mailing List, Third Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YOGNT2XWPOYV7YT75DN7PS4GIYWFKOK5/Mailing List, Third Party Advisory
- https://saltproject.io/security_announcements/active-saltstack-cve-release-2021-feb-25/Vendor Advisory
- https://sec.stealthcopter.com/cve-2020-28243/Exploit, Third Party Advisory
- https://security.gentoo.org/glsa/202103-01Third Party Advisory
- https://security.gentoo.org/glsa/202310-22Third Party Advisory
- https://www.debian.org/security/2021/dsa-5011Third Party Advisory
- https://github.com/stealthcopter/CVE-2020-28243Exploit, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2021/11/msg00009.htmlMailing List, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2022/01/msg00000.htmlMailing List, Third Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/7GRVZ5WAEI3XFN2BDTL6DDXFS5HYSDVB/Mailing List, Third Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FUGLOJ6NXLCIFRD2JTXBYQEMAEF2B6XH/Mailing List, Third Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YOGNT2XWPOYV7YT75DN7PS4GIYWFKOK5/Mailing List, Third Party Advisory
- https://saltproject.io/security_announcements/active-saltstack-cve-release-2021-feb-25/Vendor Advisory
- https://sec.stealthcopter.com/cve-2020-28243/Exploit, Third Party Advisory
- https://security.gentoo.org/glsa/202103-01Third Party Advisory
- https://security.gentoo.org/glsa/202310-22Third Party Advisory
- https://www.debian.org/security/2021/dsa-5011Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.