Insufficient verification of data authenticity in rkhunter - CVE-2017-7480

 

Insufficient verification of data authenticity in rkhunter - CVE-2017-7480

Published: July 18, 2017 / Updated: July 19, 2017


Vulnerability identifier: #VU7571
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2017-7480
CWE-ID: CWE-345
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: The Rootkit Hunter project
Affected software:
rkhunter

Detailed vulnerability description

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability is caused due to rkhunter downloads updates from mirror websites using HTTP protocol and does not verify authenticity of the downloaded files. A remote attacker can perform a MitM attack via DNS spoofing or traffic hijacking and execute arbitrary code on the target system with superuser privileges.

How to mitigate CVE-2017-7480

Update to version 1.4.4.

Sources