CVE-2020-11651
CRITICAL severity · CVSS 9.8 · actively exploited (CISA KEV)
9.8CVSS CRITICAL exploited
Actively exploited in the wild (CISA Known Exploited Vulnerabilities).
Added to KEV 2021-11-03. US federal agencies must patch by 2022-05-03.
Summary
An issue was discovered in SaltStack Salt before 2019.2.4 and 3000 before 3000.2. The salt-master process ClearFuncs class does not properly validate method calls. This allows a remote user to access some methods without authentication. These methods can be used to retrieve user tokens from the salt master and/or run arbitrary commands on salt minions.
Impact & exploitability
Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionNone
Confidentiality impactHigh
Integrity impactHigh
Availability impactHigh
Exploit probability (EPSS)96%
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected products we track (1)
Recommendation
This vulnerability is being actively exploited in the wild — patch affected products urgently. Open any affected product above for its exact safe version.
Additional information
- NVD record
- https://docs.saltstack.com/en/latest/topics/releases/2019.2.4.htmlAdvisory
- http://lists.opensuse.org/opensuse-security-announce/2020-04/msg00047.htmlAdvisory
- http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00070.htmlAdvisory
- http://www.vmware.com/security/advisories/VMSA-2020-0009.htmlAdvisory
- https://github.com/saltstack/salt/blob/v3000.2_docs/doc/topics/releases/3000.2.rstAdvisory
- https://lists.debian.org/debian-lts-announce/2020/05/msg00027.htmlAdvisory
- http://packetstormsecurity.com/files/157560/Saltstack-3000.1-Remote-Code-Execution.htmlAdvisory
- http://packetstormsecurity.com/files/157678/SaltStack-Salt-Master-Minion-Unauthenticated-Remote-Code-Execution.htmlAdvisory