Vulnerability in Saltstack Salt
CVE-2021-3197
An issue was discovered in SaltStack Salt before 3002.5. The salt-api's ssh client is vulnerable to a shell injection by including ProxyCommand in an argument, or via ssh_options provided in an API request.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.717 (99.4th percentile), scored .
High probability of exploitation in the next 30 days — patch promptly. 99th percentile — 99.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.723 · newest: 0.717 · change: -0.006
Affected products
- Saltstack Salt
- Debian Linux — versions 9.0, 10.0, 11.0
- Fedoraproject Fedora — versions 32, 33, 34
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/saltstack/salt/releases (Third Party Advisory)
- saltproject.io/security_announcements/active-saltstack-cve-release-2021-feb-25/ (Vendor Advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory, Mailing List, Third Party Advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory, Mailing List, Third Party Advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory, Mailing List, Third Party Advisory)
- security.gentoo.org/glsa/202103-01 (vendor-advisory, Third Party Advisory)
- lists.debian.org/debian-lts-announce/2021/11/msg00009.html (mailing-list, Mailing List, Third Party Advisory)
- www.debian.org/security/2021/dsa-5011 (vendor-advisory, Third Party Advisory)
- lists.debian.org/debian-lts-announce/2022/01/msg00000.html (mailing-list, Mailing List, Third Party Advisory)
- security.gentoo.org/glsa/202310-22 (vendor-advisory, Third Party Advisory)
Frequently asked questions
- What is CVE-2021-3197?
- CVE-2021-3197 is a critical-severity vulnerability in Saltstack Salt, classified under Improper Neutralization of Special Elements in Output Used by a Downstream Component (Injection). CVSS score: 9.8/10. Published 2021-02-27.
- How severe is CVE-2021-3197?
- Critical severity. CVSS v3 base score is 9.8 out of 10.
- Is CVE-2021-3197 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.