CVE-2026-30332

HIGH

7.5

Descricao

A Time-of-Check to Time-of-Use (TOCTOU) race condition vulnerability in Balena Etcher for Windows prior to v2.1.4 allows attackers to escalate privileges and execute arbitrary code via replacing a legitimate script with a crafted payload during the flashing process.

Detalhes CVE

Pontuacao CVSS v3.17.5

SeveridadeHIGH

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

Vetor de ataqueLOCAL

ComplexidadeHIGH

Privilegios necessariosLOW

Interacao do usuarioREQUIRED

Publicado4/2/2026

Ultima modificacao4/3/2026

Fontenvd

Avistamentos honeypot0

Fraquezas (CWE)

CWE-367

Referencias

https://github.com/B1tBreaker/CVE-2026-30332(cve@mitre.org)

https://github.com/balena-io/etcher/issues/4500(cve@mitre.org)

https://www.balena.io/security(cve@mitre.org)

Correlacoes IOC

Sem correlacoes registradas

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