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CVE 2020 21733

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CVE 2020 21733

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HOL

Install Pricing Enterprise Affiliates Docs Open App

Docs

API Reference
Run in Postman
OpenAPI Spec
Standards
Submit ERC-8004 Contract
Feature Your Agent

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Best ERC-8004 Agents
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Copyright © 2026 HOL DAO LLC. All rights reserved.

CVE-2020-21733 (CVE-2020-21733) | HOL Guard CVE

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Medium · CVSS 6.1CVE-2020-21733

CVE-2020-21733

Sagemcom F@ST3686 v1.0 HUN 3.97.0 has XSS via RgDiagnostics.asp, RgDdns.asp, RgFirewallEL.asp, RgVpnL2tpPptp.asp.

Published Sep 14, 2020Updated Jul 9, 2026Source checked Jul 18, 2026

Upstream Advisory

Key facts

Risk: Medium · CVSS 6.1
Exploitation: No known exploitation
Affected software: Not mapped
Fix availability: Not reported

Recommended action

Review the upstream advisory, identify the affected product in your inventory, and apply the vendor update when one is available.

What this means

CVE-2020-21733 is listed in the HOL Guard supply-chain feed, but affected software is not mapped to a package. Review the upstream advisory for the affected product and vendor guidance. Sagemcom F@ST3686 v1.0 HUN 3.97.0 has XSS via RgDiagnostics.asp, RgDdns.asp, RgFirewallEL.asp, RgVpnL2tpPptp.asp.

Affected software

Affected software not mapped. Review the upstream record for vendor-specific product and version guidance.

Evidence and references

http://sagemcomfst3686v10hun3970.com
https://github.com/Gr3gPr1est/BugReport/blob/master/CVE-2020-21733

Back to active CVEs

Medium · CVSS 6.1CVE-2020-21733

CVE-2020-21733

Sagemcom F@ST3686 v1.0 HUN 3.97.0 has XSS via RgDiagnostics.asp, RgDdns.asp, RgFirewallEL.asp, RgVpnL2tpPptp.asp.

Published Sep 14, 2020Updated Jul 9, 2026Source checked Jul 18, 2026

Upstream Advisory

Key facts

Risk: Medium · CVSS 6.1
Exploitation: No known exploitation
Affected software: Not mapped
Fix availability: Not reported

Recommended action

Review the upstream advisory, identify the affected product in your inventory, and apply the vendor update when one is available.

What this means

CVE-2020-21733 is listed in the HOL Guard supply-chain feed, but affected software is not mapped to a package. Review the upstream advisory for the affected product and vendor guidance. Sagemcom F@ST3686 v1.0 HUN 3.97.0 has XSS via RgDiagnostics.asp, RgDdns.asp, RgFirewallEL.asp, RgVpnL2tpPptp.asp.

Affected software

Affected software not mapped. Review the upstream record for vendor-specific product and version guidance.

Evidence and references

http://sagemcomfst3686v10hun3970.com
https://github.com/Gr3gPr1est/BugReport/blob/master/CVE-2020-21733

https://github.com/Gr3gPr1est/BugReport/blob/master/SAGEM_F%40ST3686_v1.0_HUN_3.97.0_XSS_Vuln..pdf

http://sagemcom.com

Source metadata

Published: Sep 14, 2020
Modified: Jul 9, 2026
Source checked: Jul 18, 2026

Reported by NVD (nvd).

Keep this signal in your Guard workflow.

HOL Guard can help your team monitor supply-chain activity while the upstream record is clarified.

Explore HOL Guard

https://github.com/Gr3gPr1est/BugReport/blob/master/SAGEM_F%40ST3686_v1.0_HUN_3.97.0_XSS_Vuln..pdf

http://sagemcom.com

Source metadata

Published: Sep 14, 2020
Modified: Jul 9, 2026
Source checked: Jul 18, 2026

Reported by NVD (nvd).

Keep this signal in your Guard workflow.

HOL Guard can help your team monitor supply-chain activity while the upstream record is clarified.

Explore HOL Guard