CVE-2020-11651 Information

Description

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.

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Reference

http://lists.opensuse.org/opensuse-security-announce/2020-04/msg00047.html http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00070.html http://packetstormsecurity.com/files/157560/Saltstack-3000.1-Remote-Code-Execution.html http://packetstormsecurity.com/files/157678/SaltStack-Salt-Master-Minion-Unauthenticated-Remote-Code-Execution.html http://www.vmware.com/security/advisories/VMSA-2020-0009.html https://docs.saltstack.com/en/latest/topics/releases/2019.2.4.html https://github.com/saltstack/salt/blob/v3000.2_docs/doc/topics/releases/3000.2.rst https://lists.debian.org/debian-lts-announce/2020/05/msg00027.html https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-salt-2vx545AG https://usn.ubuntu.com/4459-1/ https://www.debian.org/security/2020/dsa-4676

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

9.8