CVE-2026-46595: fallo crítico en golang.org/x/crypto/ssh
Invoking VerifiedPublicKeyCallback permissions skip enforcement in golang.org/x/crypto/ssh
Publicada el · Actualizada el
28Vexday Risk Score
Sin señal de explotación. Ningún artefacto público de explotación conocido hasta ahora.
ssvc Trackcvss 10epss 0.6%
probabilidad de explotación
0.6%top 54% de las CVE
explotación observada
noninguna fuente lo reporta
Previously, CVE-2024-45337 fixed an authorization bypass for misused ssh server configurations; if any other type of callback is passed other than public key, then the source-address validation would be skipped.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:L
Productos afectados
golang.org/x/crypto · golang.org/x/crypto/sshCVEs relacionadas — golang.org/x/crypto/ssh
En el mismo producto, de las más peligrosas a las menos.
CVE-2024-45337CRITICALMisuse of connection.serverAuthenticate may cause authorization bypass in golang.org/x/cryptoEPSS 3.2%CVE-2025-22869HIGHPotential denial of service in golang.org/x/cryptoEPSS 0.9%CVE-2026-39830CRITICALInvoking client can cause server deadlock on unexpected responses in golang.org/x/crypto/sshEPSS 0.7%CVE-2026-39834CRITICALInvoking infinite loop on large channel writes in golang.org/x/crypto/sshEPSS 0.6%CVE-2025-58181MEDIUMUnbounded memory consumption in golang.org/x/crypto/sshEPSS 0.6%CVE-2026-39835MEDIUMInvoking server panic during CheckHostKey/Authenticate in golang.org/x/crypto/sshEPSS 0.5%
Referencias
https://access.redhat.com/errata/RHSA-2026:23262https://access.redhat.com/errata/RHSA-2026:23264https://access.redhat.com/errata/RHSA-2026:26546https://access.redhat.com/errata/RHSA-2026:26547https://access.redhat.com/errata/RHSA-2026:30650https://access.redhat.com/errata/RHSA-2026:30651https://access.redhat.com/errata/RHSA-2026:33524https://access.redhat.com/errata/RHSA-2026:33531https://access.redhat.com/errata/RHSA-2026:36207https://access.redhat.com/errata/RHSA-2026:36648https://access.redhat.com/errata/RHSA-2026:36651https://access.redhat.com/errata/RHSA-2026:36796