BugZero | Fortinet BugID 1304588 - Intermediate CA is not sent in certificate payload...

Fortinet - Defect ID: 1304588

Intermediate CA is not sent in certificate payload for IKEv2 signature-based authentication when send-cert-chain is enabled on phase 1 settings.Workaround: Install the intermediate CA on the trusted store on the endpoint manually

Fortinet - Defect ID: 1304588

Intermediate CA is not sent in certificate payload for IKEv2 signature-based authentication when send-cert-chain is enabled on phase 1 settings.Workaround: Install the intermediate CA on the trusted store on the endpoint manually

Last updated on June 2nd, 2026

BugZero Risk Score
5.7 Medium

Overall: 5.7

Lifecycle: 7.3

Community: 3.7

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Bug Details

Priority: Unspecified
Status: Open
Impacted Service: Model Specific
Views: 2

Description

Intermediate CA is not sent in certificate payload for IKEv2 signature-based authentication when send-cert-chain is enabled on phase 1 settings.Workaround: Install the intermediate CA on the trusted store on the endpoint manually

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Fortinet - Defect ID: 1304588

Intermediate CA is not sent in certificate payload for IKEv2 signature-based authentication when send-cert-chain is enabled on phase 1 settings.Workaround: Install the intermediate CA on the trusted store on the endpoint manually

Fortinet - Defect ID: 1304588

Intermediate CA is not sent in certificate payload for IKEv2 signature-based authentication when send-cert-chain is enabled on phase 1 settings.Workaround: Install the intermediate CA on the trusted store on the endpoint manually

Last updated on June 2nd, 2026

BugZero Risk Score
5.7 Medium

Bug Details

Links

Top Fortinet Defects

Ready to prevent the next vendor outage?

Fortinet - Defect ID: 1304588

Intermediate CA is not sent in certificate payload for IKEv2 signature-based authentication when send-cert-chain is enabled on phase 1 settings.Workaround: Install the intermediate CA on the trusted store on the endpoint manually

Fortinet - Defect ID: 1304588

Intermediate CA is not sent in certificate payload for IKEv2 signature-based authentication when send-cert-chain is enabled on phase 1 settings.Workaround: Install the intermediate CA on the trusted store on the endpoint manually

Last updated on June 2nd, 2026

BugZero Risk Score
5.7 Medium

Bug Details

Links

Top Fortinet Defects

Ready to prevent the next vendor outage?

Fortinet - Defect ID: 1304588

Intermediate CA is not sent in certificate payload for IKEv2 signature-based authentication when send-cert-chain is enabled on phase 1 settings.Workaround: Install the intermediate CA on the trusted store on the endpoint manually

Fortinet - Defect ID: 1304588

Intermediate CA is not sent in certificate payload for IKEv2 signature-based authentication when send-cert-chain is enabled on phase 1 settings.Workaround: Install the intermediate CA on the trusted store on the endpoint manually

Last updated on June 2nd, 2026

BugZero Risk Score5.7 Medium

Bug Details

Links

Top Fortinet Defects

Ready to prevent the next vendor outage?

Fortinet - Defect ID: 1304588

Intermediate CA is not sent in certificate payload for IKEv2 signature-based authentication when send-cert-chain is enabled on phase 1 settings.Workaround: Install the intermediate CA on the trusted store on the endpoint manually

Fortinet - Defect ID: 1304588

Intermediate CA is not sent in certificate payload for IKEv2 signature-based authentication when send-cert-chain is enabled on phase 1 settings.Workaround: Install the intermediate CA on the trusted store on the endpoint manually

Last updated on June 2nd, 2026

BugZero Risk Score5.7 Medium

Bug Details

Links

Top Fortinet Defects

Ready to prevent the next vendor outage?

BugZero Risk Score
5.7 Medium

BugZero Risk Score
5.7 Medium