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CVE-2026-42012

gnutls

Beschreibung

A flaw was found in gnutls. A remote attacker could exploit this vulnerability by presenting a specially crafted certificate that contains Uniform Resource Identifier (URI) or Service (SRV) Subject Alternative Names (SANs). This could cause the certificate validation process to incorrectly fall back to checking DNS hostnames against the Common Name (CN), potentially allowing the attacker to spoof legitimate services or intercept sensitive information.

CVSS 7.1EPSS 0.35400000000000004%Risiko 0.73
Quelle öffnen
Veröffentlicht
2026-05-26 22:16:41
Betroffene Versionen
unknown
Typ
Package
Zuletzt geändert
2026-07-24 11:10:00
Vektor
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:H/A:N