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Vulnerability record · CVE-2017-7397 · published 3 April 2017

CVE-2017-7397: Backbox linux uncontrolled resource consumption vulnerability

Backbox · Backbox Linux

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.

7.5 CVSS 3.0 High EPSS 11% · top 4.2% CWE-400 · Uncontrolled resource consumption
7.5CVSS 3.0 base score, v2 5.0
11%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
10References, 6 tagged exploit
17 Jun 2026Last modified by NVD

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.

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

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://www.exploitalert.com/view-details.html?id=26361 ExploitThird Party Advisory
https://backbox.org/portal/blog/false-cve-backbox-46-unmasked Vendor Advisory
https://cxsecurity.com/issue/WLB-2017040001 ExploitThird Party Advisory
https://forum.backbox.org/security-advisories/waiting-verification-backbox-os-denial-of-service/msg10218 Vendor Advisory
https://www.exploit-db.com/exploits/41781/ ExploitThird Party AdvisoryVDB Entry
http://www.exploitalert.com/view-details.html?id=26361 ExploitThird Party Advisory
https://backbox.org/portal/blog/false-cve-backbox-46-unmasked Vendor Advisory
https://cxsecurity.com/issue/WLB-2017040001 ExploitThird Party Advisory
https://forum.backbox.org/security-advisories/waiting-verification-backbox-os-denial-of-service/msg10218 Vendor Advisory
https://www.exploit-db.com/exploits/41781/ ExploitThird Party AdvisoryVDB Entry

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Source: NIST National Vulnerability Database (record CVE-2017-7397), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.