CVSS 3.1 Score 9.8 of 10 (high)


Published Nov 23, 2023
Updated: Nov 30, 2023
CWE ID 120


CVE-2023-49208 is a cyber vulnerability that affects the Glewlwyd SSO server before version 2.7.6. The vulnerability is related to a possible buffer overflow during FIDO2 credentials validation in webauthn registration. The vulnerability has a risk score of 65 and is categorized as critical. It does not require any privileges or user interaction to exploit and can be targeted through a network attack vector. The potential impact of this vulnerability includes high integrity and confidentiality impacts, as well as a high availability impact. The vulnerability has a base score of 9.8 according to NVD, indicating its severity. Organizations using affected versions of the Glewlwyd SSO server should update to version 2.7.6 or higher to remediate this vulnerability and protect their systems from potential exploitation.

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