CVE-2020-28243
HIGHCVSS 7.8/10EPSS 4.30%
Last modified
CVE-2020-28243 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. An issue was discovered in SaltStack Salt before 3002.5. The minion's restartcheck is vulnerable to command injection via a crafted process name. EPSS estimates a 4.30% chance of exploitation in the next 30 days.
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.
Metrics
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| 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 |
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://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://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
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2020-28243?
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.
How severe is CVE-2020-28243?
CVE-2020-28243 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 4.30% probability of exploitation in the next 30 days.
How do I fix CVE-2020-28243?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
Are you affected by CVE-2020-28243?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST