CVE-2017-13743

Publication date 29 August 2017

Last updated 25 August 2025

Ubuntu priority

Cvss 3 Severity Score

Description

There is a buffer overflow in Liblouis 3.2.0, triggered in the function _lou_showString() in utils.c, that will lead to a remote denial of service attack.

Read the notes from the security team

Status

Show unmaintained releases

Package	Ubuntu Release	Status
liblouis	17.04 zesty	Ignored
	16.04 LTS xenial	Ignored
	14.04 LTS trusty	Not in release

Notes

ratliff

errors out rather than crashing without ASAN

leosilva

changing for ignored since it's an ASAN report and we aren't updating this right now

Severity score breakdown

CVSS version: CVSS v3.0

Base score 6.5 · Medium

Base metrics

Parameter	Value
Attack vector	Network
Attack complexity	Low
Privileges required	None
User interaction	Required
Scope	Unchanged
Confidentiality impact	None
Integrity impact	None
Availability impact	High

Scores

Parameter	Value
Base score	6.5 · Medium
Exploitability score	-
Impact score	-

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