A local attacker can create a hard-link between a file to which the Check Point Endpoint Security client for Windows before E80.96 writes a…

published 2019-04-29 7y ago modified 2026-06-17 4mo ago also EUVD-2019-17844

cvss: 7.0; version 3.1, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 0.3%; EPSS 0.3% chance of exploitation in 30 days, percentile 25%
public exploits: 0; none known

A local attacker can create a hard-link between a file to which the Check Point Endpoint Security client for Windows before E80.96 writes and another BAT file, then by impersonating the WPAD server, the attacker can write BAT commands into that file that will later be run by the user or the system.

Patch / fix

fixed in 1

checkpoint endpoint_security e80.96

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Exploit prediction

0.33% chance of exploitation in the next 30 days, higher than 25% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by	version	score	vector
NVD	3.1	7.0	CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
NVD	2.0	6.9	AV:L/AC:M/Au:N/C:C/I:C/A:C

Affected products

Check Point Check Point Endpoint Security client for Windows

Classification

Weakness

CWE-65 Windows Hard Link
CWE-59 Improper Link Resolution Before File Access

References

supportcenter.us.checkpoint.com /supportcenter/portal?eventSubmit_doGoviewsolutiondetails=&solutionid=sk150012
vendor-advisory

Sources

CVE List CVE-2019-8454
NVD CVE-2019-8454

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