Resource exhaustion in Backbox Backbox_linux

CVE-2017-7397

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_m…

Vulnerability class: DoS (Denial of Service)

EPSS: 0.514 (97.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2017-7397?
CVE-2017-7397 is a high-severity vulnerability in Backbox Backbox_linux, classified under Uncontrolled Resource Consumption. CVSS score: 7.5/10. Published 2017-04-03.
How severe is CVE-2017-7397?
High severity. CVSS v3 base score is 7.5 out of 10.
Is CVE-2017-7397 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.