CVE-2019-8456

MEDIUMNVD 5.95.9—

5.9

Check Point IKEv2 IPsec VPN up to R80.30, in some less common conditions, may allow an attacker with knowledge of the internal configuration and setup to successfully connect to a site-to-site VPN server.

CVSS v3: 5.9
EG Score: 5.9(medium)
EPSS: 83.0%
KEV: Not listed

Published

April 9, 2019

Last Modified

November 21, 2024

References (2)

cve@checkpointhttps://supportcenter.checkpoint.com/supportcenter/portal?eventSubmit_doGoviewsolutiondetails=&solutionid=sk149892
af854a3a-2127-422b-91ae-364da2661108https://supportcenter.checkpoint.com/supportcenter/portal?eventSubmit_doGoviewsolutiondetails=&solutionid=sk149892

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

CWE-284Improper Access Control

Data Freshness Timeline

(refreshed 11× in last 7d / 20× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-06-02 20:11 UTCepss_batch
2026-06-02 20:11 UTCepss_batch
2026-06-01 13:50 UTCepss_batch
2026-06-01 13:50 UTCepss_batch
2026-05-31 22:29 UTCepss_batch
2026-05-31 22:29 UTCepss_batch
2026-05-31 00:14 UTCepss_batch
2026-05-31 00:14 UTCepss_batch
2026-05-29 13:42 UTCepss_batch
2026-05-28 13:43 UTCepss_batch
2026-05-28 13:43 UTCepss_batch
2026-05-27 20:42 UTCEG score recompute
2026-05-27 20:42 UTCGHSA enrichment
2026-05-27 13:39 UTCepss_batch
2026-05-27 13:38 UTCepss_batch
2026-05-26 13:42 UTCepss_batch
2026-05-26 07:17 UTCepss_batch
2026-05-26 07:17 UTCepss_batch
2026-05-26 07:17 UTCepss_batch
2026-05-24 16:47 UTCepss_batch

Frequently asked(5)

What is CVE-2019-8456?

CVE-2019-8456 is a medium vulnerability published on April 9, 2019. Check Point IKEv2 IPsec VPN up to R80.30, in some less common conditions, may allow an attacker with knowledge of the internal configuration and setup to successfully connect to a site-to-site VPN server.

When was CVE-2019-8456 disclosed?

CVE-2019-8456 was first published in the National Vulnerability Database on April 9, 2019, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2019-8456 actively exploited?

CVE-2019-8456 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 83.0% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2019-8456?

CVE-2019-8456 has a CVSS v3 base score of 5.9 (NVD).

How do I remediate CVE-2019-8456?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2019-8456, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

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CVE-2019-8456

📅 Published

🔄 Last Modified

🔗 References (2)

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2019-8456?

🔗 Related CVEs(same CWE)

Same CWE

Published

Last Modified

References (2)

Frequently asked(5)

Related CVEs(same CWE)