PT-2021-22958
CVE-2021-40818
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تاريخ النشر
2021-09-08
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تاريخ التحديث
2021-09-15
الوصف من
CVSS 3.1
9.8
حرجةالمقاييسAV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Name of the Vulnerable Software and Affected Versions
Glewlwyd SSO server versions 2.5.3 and earlier
Description
The issue is related to a buffer overflow that occurs during FIDO2 signature validation in webauthn registration. This happens in the scheme/webauthn.c file of the Glewlwyd SSO server.
Recommendations
For Glewlwyd SSO server versions 2.5.3 and earlier, update to a version that fixes the buffer overflow issue in scheme/webauthn.c during FIDO2 signature validation.
At the moment, there is no information about a newer version that contains a fix for this vulnerability.
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