Medium severity · published Sep 21, 2018
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…
6.5
CVSS
2.7%
EPSS
No
On KEV
Description
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.
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)2.7% · higher than 86% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
LE
Leap · Opensuse
15.0 · source: NVD
LI
Liblouis · Liblouis
before 3.7.0 · source: NVD
UL
Ubuntu Linux · Canonical
14.04; 16.04; 18.04 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2018-17294
CVE.org
https://www.cve.org/CVERecord?id=CVE-2018-17294
Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00038.html
Third Party Advisory
http://www.securityfocus.com/bid/105511
Patch
https://github.com/liblouis/liblouis/commit/5e4089659bb49b3095fa541fa6387b4c40d7396e
Exploit
https://github.com/liblouis/liblouis/issues/635
Third Party Advisory
https://usn.ubuntu.com/3782-1/
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