CVE-2023-49208

View on CVE.org

Published Nov 23, 2023 CVSS 3.1 · 9.8 Critical EPSS < 1% KEV · Not listed

Description

scheme/webauthn.c in Glewlwyd SSO server before 2.7.6 has a possible buffer overflow during FIDO2 credentials validation in webauthn registration.

Affected Products

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

n/a

n/a

affected

Version	Status	Constraints
`n/a`	affected	—

Configuration 1 [-]

cpe:2.3:a:glewlwyd_sso_server_project:glewlwyd_sso_server:*:*:*:*:*:*:*:*

No data.

No data available yet.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source	ID	Title
EUVD	EUVD-2023-53212	scheme/webauthn.c in Glewlwyd SSO server before 2.7.6 has a possible buffer overflow during FIDO2 credentials validation in webauthn registration.

Metrics

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploit prediction score: < 1% (0.882% probability within 30 days)

Exploitation none

Automatable yes

Technical Impact total

References

Link	Providers
https://github.com/babelouest/glewlwyd/commit/f9d8c06aae8dfe17e761b18b577ff169e059e812
https://github.com/babelouest/glewlwyd/releases/tag/v2.7.6

History

Jun 5, 2025 7:15 PM Scoring metrics updated View changes

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}`

Subscriptions

Glewlwyd Sso Server Project Glewlwyd Sso Server

Weaknesses

CWE-120

Sources

CVE record Updated: Jun 5, 2025, 2:14 PM

Status: PUBLISHED
Assigner: mitre
Published: Nov 23, 2023, 12:00 AM
Updated: Jun 5, 2025, 2:14 PM
Reserved: Nov 23, 2023, 12:00 AM

View source JSON

Vulnrichment Updated: Aug 2, 2024, 9:53 PM

Updated: Aug 2, 2024, 9:53 PM

NVD Updated: Jun 17, 2026, 6:35 AM

Status: Modified
Published: Nov 23, 2023, 6:15 PM
Modified: Jun 17, 2026, 6:35 AM

View source JSON

Red Hat No data

No data.

OpenCVE enrichment No data

No data.

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