CVE-2025-46404

EUVD-2025-37770
A denial of service vulnerability exists in the lasso_provider_verify_saml_signature functionality of Entr'ouvert Lasso 2.5.1. A specially crafted SAML response can lead to a denial of service. An attacker can send a malformed SAML response to trigger this vulnerability.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
7.5 HIGH
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 36%
Affected Products (NVD)
VendorProductVersion
entrouvertlasso
2.5.1
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
lasso
bookworm
2.8.1-1+deb12u1
fixed
bookworm (security)
2.8.1-1+deb12u1
fixed
bullseye
vulnerable
bullseye (security)
2.6.1-3+deb11u1
fixed
forky
2.9.0-3
fixed
sid
2.9.0-3
fixed
trixie
2.8.2-9+deb13u1
fixed
trixie (security)
2.8.2-9+deb13u1
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
lasso
bionic
needs-triage
focal
needs-triage
jammy
Fixed 2.7.0-2ubuntu0.1
released
noble
Fixed 2.8.2-2ubuntu0.1
released
plucky
Fixed 2.8.2-8ubuntu0.1
released
questing
not-affected
resolute
not-affected
xenial
needs-triage
openSUSE logo
openSUSE / SLES Releases
openSUSE Product
Release
liblasso-devel
suse enterprise server 12 SP5
2.6.1-8.12.1
fixed
suse enterprise server 15 SP3
2.6.1-150200.24.1
fixed
liblasso3
suse enterprise server 12 SP5
2.6.1-8.12.1
fixed
suse enterprise server 15 SP2
2.6.1-150200.24.1
fixed
suse enterprise server 15 SP3
2.6.1-150200.24.1
fixed
python3-lasso
suse enterprise server 12 SP5
2.6.1-8.12.1
fixed
suse enterprise server 15 SP2
2.6.1-150200.24.1
fixed
suse enterprise server 15 SP3
2.6.1-150200.24.1
fixed
Common Weakness Enumeration
References
https://talosintelligence.com/vulnerability_reports/TALOS-2025-2194
https://www.talosintelligence.com/vulnerability_reports/TALOS-2025-2194