VulnerabilityAnalyzed
CVE-2020-16846
SaltStack Salt Shell Injection Vulnerability
KEVCRITICAL 9.8EPSS 99.6%
Does this matter?
Known to be exploited in the wild (CISA KEV, CISA remediation deadline 3 May 2022). Treat as an emergency change: patch or isolate now, then hunt for prior compromise.
Description
An issue was discovered in SaltStack Salt through 3002. Sending crafted web requests to the Salt API, with the SSH client enabled, can result in shell injection.
- CVSS 3.1
- 9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 99.59% probability · 100th percentile
- CISA KEV
- Listed 3 November 2021 · due 3 May 2022
- Weakness
- CWE-78
- Affected
- saltstack/salt · debian/debian linux · fedoraproject/fedora · opensuse/leap
- Source
- cve@mitre.org
CISA notes
Apply updates per vendor instructions. https://nvd.nist.gov/vuln/detail/CVE-2020-16846
References
- http://lists.opensuse.org/opensuse-security-announce/2020-11/msg00029.htmlMailing List, Third Party Advisory
- http://packetstormsecurity.com/files/160039/SaltStack-Salt-REST-API-Arbitrary-Command-Execution.htmlExploit, Third Party Advisory, VDB Entry
- https://github.com/saltstack/salt/releasesRelease Notes
- https://lists.debian.org/debian-lts-announce/2020/12/msg00007.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/TPOGB2F6XUAIGFDTOCQDNB2VIXFXHWMA/Release Notes
- https://security.gentoo.org/glsa/202011-13Third Party Advisory
- https://www.debian.org/security/2021/dsa-4837Mailing List, Third Party Advisory
- https://www.saltstack.com/blog/on-november-3-2020-saltstack-publicly-disclosed-three-new-cves/Broken Link, Vendor Advisory
- https://www.zerodayinitiative.com/advisories/ZDI-20-1379/Third Party Advisory, VDB Entry
- https://www.zerodayinitiative.com/advisories/ZDI-20-1380/Third Party Advisory, VDB Entry
- https://www.zerodayinitiative.com/advisories/ZDI-20-1381/Third Party Advisory, VDB Entry
- https://www.zerodayinitiative.com/advisories/ZDI-20-1382/Third Party Advisory, VDB Entry
- https://www.zerodayinitiative.com/advisories/ZDI-20-1383/Third Party Advisory, VDB Entry
- http://lists.opensuse.org/opensuse-security-announce/2020-11/msg00029.htmlMailing List, Third Party Advisory
- http://packetstormsecurity.com/files/160039/SaltStack-Salt-REST-API-Arbitrary-Command-Execution.htmlExploit, Third Party Advisory, VDB Entry
- https://github.com/saltstack/salt/releasesRelease Notes
- https://lists.debian.org/debian-lts-announce/2020/12/msg00007.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/TPOGB2F6XUAIGFDTOCQDNB2VIXFXHWMA/Release Notes
- https://security.gentoo.org/glsa/202011-13Third Party Advisory
- https://www.debian.org/security/2021/dsa-4837Mailing List, Third Party Advisory
- https://www.saltstack.com/blog/on-november-3-2020-saltstack-publicly-disclosed-three-new-cves/Broken Link, Vendor Advisory
- https://www.zerodayinitiative.com/advisories/ZDI-20-1379/Third Party Advisory, VDB Entry
- https://www.zerodayinitiative.com/advisories/ZDI-20-1380/Third Party Advisory, VDB Entry
- https://www.zerodayinitiative.com/advisories/ZDI-20-1381/Third Party Advisory, VDB Entry
- https://www.zerodayinitiative.com/advisories/ZDI-20-1382/Third Party Advisory, VDB Entry
- https://www.zerodayinitiative.com/advisories/ZDI-20-1383/Third Party Advisory, VDB Entry
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-16846US Government Resource
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.