Path traversal in Salt - CVE-2017-12791

Vulnerability identifier: #VU12734

CSH Severity: Low

CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear

CVE-ID: CVE-2017-12791

CWE-ID: CWE-22

Exploitation vector: Remote access

Exploit availability: No public exploit available

Vendor: SaltStack

Affected software:
Salt

The vulnerability allows a remote attacker to bypass security restrictions on the target system.

The weakness exists in minion id validation due to path traversal. A remote attacker with incorrect credentials can authenticate to a master via a crafted minion ID.

Update to version 2016.11.7 or 2017.7.1 .

• https://docs.saltstack.com/en/latest/topics/releases/2017.7.1.html
• https://docs.saltstack.com/en/2016.11/topics/releases/2016.11.7.html