CVE-2026-33995

MEDIUM

5.3

Description

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.

Details CVE

Score CVSS v3.15.3

SeveriteMEDIUM

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

Vecteur d'attaqueNETWORK

ComplexiteLOW

Privileges requisNONE

Interaction utilisateurNONE

Publie3/30/2026

Derniere modification4/1/2026

Sourcenvd

Observations honeypot0

Produits affectes

freerdp:freerdp

Faiblesses (CWE)

CWE-415

References

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)

Correlations IOC

Aucune correlation enregistree

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