CVE-2026-22854

CRITICAL

9.8

Descricao

FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to 3.20.1, a heap-buffer-overflow occurs in drive read when a server-controlled read length is used to read file data into an IRP output stream buffer without a hard upper bound, allowing an oversized read to overwrite heap memory. This vulnerability is fixed in 3.20.1.

Detalhes CVE

Pontuacao CVSS v3.19.8

SeveridadeCRITICAL

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

Vetor de ataqueNETWORK

ComplexidadeLOW

Privilegios necessariosNONE

Interacao do usuarioNONE

Publicado1/14/2026

Ultima modificacao1/20/2026

Fontenvd

Avistamentos honeypot0

Produtos afetados

freerdp:freerdp

Fraquezas (CWE)

CWE-122

Referencias

https://github.com/FreeRDP/FreeRDP/releases/tag/3.20.1(security-advisories@github.com)

https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-47vj-g3c3-3rmf(security-advisories@github.com)

Correlacoes IOC

Sem correlacoes registradas

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