How severe is CVE-2019-8454?

CVE-2019-8454 has a CVSS 3.x base score of 7.0, rated high severity. It is exploitable over local access with high attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2019-8454 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (25th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2019-8454?

CVE-2019-8454 affects Checkpoint Endpoint Security. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2019-8454?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2019-8454 published?

CVE-2019-8454 was published on 2019-04-29 and last updated on 2026-06-17.

CVE-2019-8454

CVE-2019-8454 is a high-severity vulnerability in Checkpoint Endpoint Security with a CVSS 3.x base score of 7.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-59.

Key facts

Severity: High (CVSS 3.x base score 7.0)
CVSS v2: 6.9
EPSS exploit prediction: 0% (25th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-59
Affected product: Checkpoint Endpoint Security
Published: 2019-04-29
Last modified: 2026-06-17

Description

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.

Frequently asked questions

What is CVE-2019-8454?: 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.
How severe is CVE-2019-8454?: CVE-2019-8454 has a CVSS 3.x base score of 7.0, rated high severity. It is exploitable over local access with high attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2019-8454 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (25th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-8454?: CVE-2019-8454 affects Checkpoint Endpoint Security. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2019-8454?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2019-8454 published?: CVE-2019-8454 was published on 2019-04-29 and last updated on 2026-06-17.

References

https://supportcenter.us.checkpoint.com/supportcenter/portal?eventSubmit_doGoviewsolutiondetails=&solutionid=sk150012

Affected products (1)

cpe:2.3:a:checkpoint:endpoint_security:*:*:*:*:*:*:*:*

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