CVE-2018-5388

Publication date 31 May 2018

Last updated 24 July 2024

Ubuntu priority

Low

Why this priority?

Cvss 3 Severity Score

6.5 · Medium

Score breakdown

In stroke_socket.c in strongSwan before 5.6.3, a missing packet length check could allow a buffer underflow, which may lead to resource exhaustion and denial of service while reading from the socket.

Read the notes from the security team

Status

Package Ubuntu Release Status
strongswan 18.04 LTS bionic
Fixed 5.6.2-1ubuntu2.2
17.10 artful Ignored end of life
16.04 LTS xenial
Fixed 5.3.5-1ubuntu3.7
14.04 LTS trusty
Fixed 5.1.2-0ubuntu2.10

Notes

mdeslaur

root needed to access socket, only DoS

Patch details

For informational purposes only. We recommend not to cherry-pick updates. How can I get the fixes?

Package Patch details
strongswan

Severity score breakdown

Parameter Value
Base score 6.5 · Medium
Attack vector Network
Attack complexity Low
Privileges required Low
User interaction None
Scope Unchanged
Confidentiality None
Integrity impact None
Availability impact High
Vector CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H