What is CVE-2018-8790?

CVE-2018-8790 is a high-severity vulnerability in Checkpoint Zonealarm, classified under Incorrect Authorization. CVSS score: 7.8/10. Published 2019-03-01.

How severe is CVE-2018-8790?

High severity. CVSS v3 base score is 7.8 out of 10.

Auth bypass in Checkpoint Zonealarm

CVE-2018-8790

Check Point ZoneAlarm version 15.3.064.17729 and below expose a WCF service that can allow a local low privileged user to execute arbitrary code as SYSTEM.

Vulnerability class: Broken Access Control

Published 2019-03-01 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.004 (31.0th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 31st percentile — 31.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000

Affected products

Checkpoint Zonealarm
Check Point Software Technologies Ltd. Zonealarm — versions prior to version 15.3.064.17729

Weakness classification (CWE)

CWE-863 — Incorrect Authorization

References

www.zonealarm.com/software/release-history/zafavfw.html (Release Notes, Vendor Advisory)
www.zonealarm.com/software/release-history/zafree.html (Release Notes, Vendor Advisory)
supportcenter.checkpoint.com/supportcenter/portal (Vendor Advisory)
www.securityfocus.com/bid/107254 (VDB Entry, Third Party Advisory, vdb-entry)

Frequently asked questions

What is CVE-2018-8790?: CVE-2018-8790 is a high-severity vulnerability in Checkpoint Zonealarm, classified under Incorrect Authorization. CVSS score: 7.8/10. Published 2019-03-01.
How severe is CVE-2018-8790?: High severity. CVSS v3 base score is 7.8 out of 10.