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CVE-2018-11684

26
FAUCET Score

CVE-2018-11684 is a high-severity stack-based buffer overflow vulnerability found in the includeFile function of Liblouis 3.5.0, impacting various Canonical, Liblouis, and OpenSUSE products. This vulnerability can be exploited remotely with low attack complexity, requiring user interaction, and could lead to complete compromise of confidentiality, integrity, and availability. Despite its high CVSS score of 8.8, there is no evidence of active exploitation, public exploit code, or significant community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
3.5.0CPE matchmatch criteria
cpe:2.3:a:liblouis:liblouis:3.5.0:*:*:*:*:*:*:*
14.04CPE matchmatch criteria
cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*
16.04CPE matchmatch criteria
cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*
17.10CPE matchmatch criteria
cpe:2.3:o:canonical:ubuntu_linux:17.10:*:*:*:*:*:*:*
18.04CPE matchmatch criteria
cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*

CVSS Data

CVSS version used by this source: 3.0

8.8HIGH

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
2.8
Impact Score
5.9
CvssVersion
3.0

Exploit Intelligence

EPSS Score
2.23%
Probability of exploitation in next 30 days
EPSS Percentile
80.9%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
This CVE's current EPSS score of 0.0223 is in the 80th percentile among its peer group of 14,848 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.2 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.1 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (1)

redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 8Fixed in: liblouis-0:2.6.2-21.el8
View patch

Vendor Advisories (1)

redhatCVE-2018-11684Moderate

liblouis: Stack-based buffer overflow in function includeFile in compileTranslationTable.c

Jun 6, 2018

References

lists.opensuse.org / opensuse-security-announce/2019-04/msg00038.html
Third Party Advisory
github.com / liblouis/liblouis/issues/592
Issue TrackingThird Party Advisory
usn.ubuntu.com / 3672-1
Third Party Advisory