CVE Vulnerability

CVE-2018-17294

The matchCurrentInput function inside lou_translateString.c of Liblouis prior to 3.7 does not check the input string's length, allowing attackers to cause a denial of service (application crash via out-of-bounds read) by crafting an input file with certain translation dictionaries.

4.3 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 8.6 / Impact : 2.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

Scope

6.5 /10

CVSS v3.0 : MEDIUM

V3 Legend

Vector :

Exploitability : 2.8 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://github.com/liblouis/liblouis/issues/635 Exploit Patch
https://github.com/liblouis/liblouis/commit/5e4089659bb49b3095fa541fa6387b4c40d7396e Patch Third Party Advisory
https://usn.ubuntu.com/3782-1/ Third Party Advisory
http://www.securityfocus.com/bid/105511 Third Party Advisory VDB Entry
http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00038.html Third Party Advisory
Configurations

Configuration 1

cpe:2.3:a:liblouis:liblouis:*:*:*:*:*:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*
cpe:2.3:o:opensuse:leap:15.0:*:*:*:*:*:*:*
Information

Published : 2018-09-21 07:29

Updated : 2019-04-18 04:09

NVD link : CVE-2018-17294

Mitre link : CVE-2018-17294

Products Affected
No products.
CWE
CWE-125

Out-of-bounds Read