CVE-2017-7397

high

Description

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.

References

https://www.exploit-db.com/exploits/41781/

https://forum.backbox.org/security-advisories/waiting-verification-backbox-os-denial-of-service/msg10218

https://cxsecurity.com/issue/WLB-2017040001

https://backbox.org/portal/blog/false-cve-backbox-46-unmasked

http://www.exploitalert.com/view-details.html?id=26361

Details

Source: Mitre, NVD

Published: 2017-04-03

Updated: 2025-04-20

Risk Information

CVSS v2

Base Score: 5

Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:P

Severity: Medium

CVSS v3

Base Score: 7.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Severity: High

EPSS

EPSS: 0.21803