CVE-2022-27240

scheme/webauthn.c in Glewlwyd SSO server 2.x before 2.6.2 has a buffer overflow associated with a webauthn assertion.
Classic Buffer Overflow
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
9.8 CRITICAL
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
mitreCNA
---
---
CVEADP
---
---
Base Score
CVSS 3.x
EPSS Score
Percentile: 58%
VendorProductVersion
glewlwyd_sso_server_projectglewlwyd_sso_server
2.0.0 ≤
𝑥
< 2.6.2
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
glewlwyd
bullseye
2.5.2-2+deb11u3
fixed
buster
not-affected
bookworm
2.7.5-3+deb12u1
fixed
sid
2.7.6+ds-2
fixed
trixie
2.7.6+ds-2
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
glewlwyd
noble
not-affected
mantic
not-affected
lunar
not-affected
kinetic
ignored
jammy
needs-triage
impish
ignored
focal
needs-triage
bionic
needs-triage
xenial
ignored
trusty
ignored