CVE-2017-7397: Backbox Linux

High severity, CVSS 7.5. EPSS: 11.1% chance of exploitation in the next 30 days.

BackBox Linux 4.6 allows remote attackers to cause a denial of service (ksoftirqd CPU consumption) via a flood of packets with Martian source IP addresses (as defined in RFC 1812 section 5.3.7). This product enables net.ipv4.conf.all.log_martians by default. NOTE: the vendor reports "It has been proved that this vulnerability has no foundation and it is totally fake and based on false assumptions.

Affected products

• Backbox Backbox Linux: version 4.6 only

Published 2017-04-03. Last modified 2026-06-17.