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CVE-2018-14939

28
FAUCET Score

CVE-2018-14939 describes a critical buffer overflow vulnerability in LibreOffice versions through 6.0.5, specifically within the get_app_path function on Unix-like systems like FreeBSD. This flaw, rated 9.8 CVSS (CRITICAL), allows remote attackers to trigger a denial of service (application crash) and potentially achieve further unspecified impact by manipulating pathnames during web browsing. There is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
<= 6.0.5CPE matchmatch criteria
cpe:2.3:a:libreoffice:libreoffice:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

9.8CRITICAL

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
3.9
Impact Score
5.9
CvssVersion
3.0

Exploit Intelligence

EPSS Score
2.22%
Probability of exploitation in next 30 days
EPSS Percentile
80.8%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0222 is in the 70th percentile among its peer group of 36,862 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 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 0.0 Security Researcher mentions.

Remediation

Vendor Advisories (1)

redhatCVE-2018-14939Low

libreoffice: Use of realpath() in desktop/unx/source/start.c:get_app_path() allows for potential buffer overflow

Jul 3, 2018

References

bugs.documentfoundation.org / show_bug.cgi
Third Party Advisory
securityfocus.com / bid/105047
Third Party AdvisoryVDB Entry