Description
scheme/webauthn.c in Glewlwyd SSO server before 2.7.6 has a possible buffer overflow during FIDO2 credentials validation in webauthn registration.
References (2)
Core 2
Core References
Patch, Release Notes
https://github.com/babelouest/glewlwyd/releases/tag/v2.7.6
Scores
CVSS v3
9.8
EPSS
0.0012
EPSS Percentile
29.8%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
yes
Technical Impact
total
Details
CWE
CWE-120
Status
published
Products (1)
glewlwyd_sso_server_project/glewlwyd_sso_server
< 2.7.6
Published
Nov 23, 2023
Tracked Since
Feb 18, 2026