CVE-2018-6923 Information

Description

In FreeBSD before 11.1-STABLE 11.2-RELEASE-p2 11.1-RELEASE-p13 ip fragment reassembly code is vulnerable to a denial of service due to excessive system resource consumption. This issue can allow a remote attacker who is able to send an arbitrary ip fragments to cause the machine to consume excessive resources.

CVSS Vector

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

Reference

http://www.securityfocus.com/bid/105336 http://www.securitytracker.com/id/1041505 https://www.freebsd.org/security/advisories/FreeBSD-SA-18:10.ip.asc

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

HIGH

Base Severity

7.5