CVE-2019-8459

CVE-2019-8459 is a critical-severity vulnerability in Checkpoint Jumbo Hotfix For Endpoint Security Server with a CVSS 3.x base score of 9.8. 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-428.

Key facts

Description

Check Point Endpoint Security Client for Windows, with the VPN blade, before version E80.83, starts a process without using quotes in the path. This can cause loading of a previously placed executable with a name similar to the parts of the path, instead of the intended one.

Frequently asked questions

What is CVE-2019-8459?
Check Point Endpoint Security Client for Windows, with the VPN blade, before version E80.83, starts a process without using quotes in the path. This can cause loading of a previously placed executable with a name similar to the parts of the path, instead of the intended one.
How severe is CVE-2019-8459?
CVE-2019-8459 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2019-8459 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (64th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-8459?
CVE-2019-8459 primarily affects Checkpoint Jumbo Hotfix For Endpoint Security Server. In total, 7 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2019-8459?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2019-8459 published?
CVE-2019-8459 was published on 2019-06-20 and last updated on 2026-06-17.

References

Affected products (7)

Other CWE-428 vulnerabilities

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