Vulnerability identifier: #VU12734

Vulnerability risk: Low

CVSSv3.1: 6.4 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:U/RL:O/RC:C]

CVE-ID: CVE-2017-12791

CWE-ID: CWE-22

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Salt
Web applications / Remote management & hosting panels

Vendor: SaltStack

Description
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.

Mitigation
Update to version 2016.11.7 or 2017.7.1 .

Vulnerable software versions

Salt: 2016.11.0 - 2016.11.6, 2017.7.0

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External links
http://docs.saltstack.com/en/latest/topics/releases/2017.7.1.html
http://docs.saltstack.com/en/2016.11/topics/releases/2016.11.7.html

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.