CVE-2023-49208

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

CVSS v3 9.8 CRITICAL

9.8^/10

CVSS v3 : CRITICAL

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://github.com/babelouest/glewlwyd/commit/f9d8c06aae8dfe17e761b18b577ff169e059e812	Patch
https://github.com/babelouest/glewlwyd/releases/tag/v2.7.6	Patch Release Notes
https://github.com/babelouest/glewlwyd/commit/f9d8c06aae8dfe17e761b18b577ff169e059e812	Patch
https://github.com/babelouest/glewlwyd/releases/tag/v2.7.6	Patch Release Notes

Configurations

Configuration 1 (hide)

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

History

No history.

Information

Published : 2023-11-23 18:15

Updated : 2025-06-05 15:15

NVD link : CVE-2023-49208

Mitre link : CVE-2023-49208

CVE.ORG link : CVE-2023-49208

JSON object : View

Products Affected

glewlwyd_sso_server_project

glewlwyd_sso_server

CWE

CWE-120

Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

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