CVE-2026-33995

MEDIUM

5.3

Descricao

FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to version 3.24.2, a double-free vulnerability in kerberos_AcceptSecurityContext() and kerberos_InitializeSecurityContextA() (WinPR, winpr/libwinpr/sspi/Kerberos/kerberos.c) can cause a crash in any FreeRDP clients on systems where Kerberos and/or Kerberos U2U is configured (Samba AD member, or krb5 for NFS). The crash is triggered during NLA connection teardown and requires a failed authentication attempt. This issue has been patched in version 3.24.2.

Detalhes CVE

Pontuacao CVSS v3.15.3

SeveridadeMEDIUM

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

Vetor de ataqueNETWORK

ComplexidadeLOW

Privilegios necessariosNONE

Interacao do usuarioNONE

Publicado3/30/2026

Ultima modificacao4/1/2026

Fontenvd

Avistamentos honeypot0

Produtos afetados

freerdp:freerdp

Fraquezas (CWE)

CWE-415

Referencias

https://github.com/FreeRDP/FreeRDP/commit/8078b8af1359055972e4fb2f509f543b69169391(security-advisories@github.com)

https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-mv25-f4p2-5mxx(security-advisories@github.com)

Correlacoes IOC

Sem correlacoes registradas

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