Input validation error in Salt - CVE-2013-4436
Published: November 5, 2013 / Updated: August 10, 2020
Vulnerability identifier: #VU42397
CSH Severity: High
CVSS v4: 9.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2013-4436
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote non-authenticated attacker to execute arbitrary code.
The default configuration for salt-ssh in Salt (aka SaltStack) 0.17.0 does not validate the SSH host key of requests, which allows remote attackers to have unspecified impact via a man-in-the-middle (MITM) attack.
Affected software
Salt
Fedora
salt
Fedora
salt
How to mitigate CVE-2013-4436
Install update from vendor's website.
salt - addressed in versions 0.17.1-1.el5, 0.17.1-1.el6