CVE-2026-34874

HIGH

7.5

Descricao

An issue was discovered in Mbed TLS through 3.6.5 and 4.x through 4.0.0. There is a NULL pointer dereference in distinguished name parsing that allows an attacker to write to address 0.

Detalhes CVE

Pontuacao CVSS v3.17.5

SeveridadeHIGH

Vetor CVSSCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Vetor de ataqueNETWORK

ComplexidadeLOW

Privilegios necessariosNONE

Interacao do usuarioNONE

Publicado4/1/2026

Ultima modificacao4/3/2026

Fontenvd

Avistamentos honeypot0

Produtos afetados

arm:mbed_tls

Fraquezas (CWE)

CWE-476

Referencias

https://mbed-tls.readthedocs.io/en/latest/security-advisories/(cve@mitre.org)

https://mbed-tls.readthedocs.io/en/latest/security-advisories/mbedtls-security-advisory-2026-03-null-pointer-dereference-x509/(cve@mitre.org)

Correlacoes IOC

Sem correlacoes registradas

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