Vulnerability identifier: #VU42399

Vulnerability risk: Medium

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-2013-4438

CWE-ID: CWE-94

Exploitation vector: Network

Exploit availability: No

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

Vendor: SaltStack

Description

The vulnerability allows a remote non-authenticated attacker to read and manipulate data.

Salt (aka SaltStack) before 0.17.1 allows remote attackers to execute arbitrary YAML code via unspecified vectors. NOTE: the vendor states that this might not be a vulnerability because the YAML to be loaded has already been determined to be safe.

Mitigation
Install update from vendor's website.

Vulnerable software versions

Salt: 0.6.0, 0.7.0, 0.8.0 - 0.8.9, 0.9.0 - 0.9.9, 0.10.0 - 0.10.5, 0.11.0, 0.12.0, 0.13.0, 0.14.0, 0.15.0 - 0.15.1, 0.16.0 - 0.16.4

---

External links
http://docs.saltstack.com/topics/releases/0.17.1.html
http://www.openwall.com/lists/oss-security/2013/10/18/3

---

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.