Bulletin d'alerte Debian

DSA-1291-1 samba -- Plusieurs vulnérabilités

Date du rapport :
15 mai 2007
Paquets concernés :
samba
Vulnérabilité :
Oui
Références dans la base de données de sécurité :
Dans le dictionnaire CVE du Mitre : CVE-2007-2444, CVE-2007-2446, CVE-2007-2447.
Plus de précisions :

Plusieurs problèmes ont été identifiés dans Samba, le serveur de fichier et d'impression SMB/CIFS pour GNU/Linux.

  • CVE-2007-2444

    Lors de la traduction des SID depuis/vers les noms en utilisant la liste locale des comptes d'utilisateurs et des groupes, une erreur dans la pile interne de sécurité du démon smbd pouvait conduire à un passage au superutilisateur plutôt qu'à un compte d'utilisateur traditionnel. L'utilisateur était alors capable d'effectuer des opérations de protocole SMB/CIFS en tant que superutilisateur. Cette fenêtre d'opportunité pouvait permettre à l'attaquant de se doter de moyens supplémentaires d'accéder au serveur avec les droits du superutilisateur.

  • CVE-2007-2446

    Divers bogues dans le traitement NDR par Samba pouvait permettre à un utilisateur d'envoyer des requêtes MS-RPC forgées afin d'écraser le tas (« heap ») avec ses propres données.

  • CVE-2007-2447

    Des paramètres fournis par l'utilisateur étaient passés à /bin/sh sans être échappés, ce qui permettait l'exécution de commande arbitraire à distance.

Pour l'actuelle distribution stable (Etch), ces problèmes ont été corrigés dans la version 3.0.24-6etch1.

Pour les distributions de test (Lenny) et instable (Sid), ces problèmes ont été corrigés dans la version 3.0.25-1.

Nous vous recommandons de mettre à jour vos paquets samba.

Corrigé dans :

Debian GNU/Linux 4.0 (etch)

Source :
http://security.debian.org/pool/updates/main/s/samba/samba_3.0.24-6etch1.dsc
http://security.debian.org/pool/updates/main/s/samba/samba_3.0.24.orig.tar.gz
http://security.debian.org/pool/updates/main/s/samba/samba_3.0.24-6etch1.diff.gz
Composant indépendant de l'architecture :
http://security.debian.org/pool/updates/main/s/samba/samba-doc_3.0.24-6etch1_all.deb
http://security.debian.org/pool/updates/main/s/samba/samba-doc-pdf_3.0.24-6etch1_all.deb
Alpha:
http://security.debian.org/pool/updates/main/s/samba/samba-dbg_3.0.24-6etch1_alpha.deb
http://security.debian.org/pool/updates/main/s/samba/smbclient_3.0.24-6etch1_alpha.deb
http://security.debian.org/pool/updates/main/s/samba/winbind_3.0.24-6etch1_alpha.deb
http://security.debian.org/pool/updates/main/s/samba/libsmbclient_3.0.24-6etch1_alpha.deb
http://security.debian.org/pool/updates/main/s/samba/python-samba_3.0.24-6etch1_alpha.deb
http://security.debian.org/pool/updates/main/s/samba/swat_3.0.24-6etch1_alpha.deb
http://security.debian.org/pool/updates/main/s/samba/smbfs_3.0.24-6etch1_alpha.deb
http://security.debian.org/pool/updates/main/s/samba/samba_3.0.24-6etch1_alpha.deb
http://security.debian.org/pool/updates/main/s/samba/libpam-smbpass_3.0.24-6etch1_alpha.deb
http://security.debian.org/pool/updates/main/s/samba/samba-common_3.0.24-6etch1_alpha.deb
http://security.debian.org/pool/updates/main/s/samba/libsmbclient-dev_3.0.24-6etch1_alpha.deb
AMD64:
http://security.debian.org/pool/updates/main/s/samba/samba-common_3.0.24-6etch1_amd64.deb
http://security.debian.org/pool/updates/main/s/samba/smbclient_3.0.24-6etch1_amd64.deb
http://security.debian.org/pool/updates/main/s/samba/swat_3.0.24-6etch1_amd64.deb
http://security.debian.org/pool/updates/main/s/samba/samba_3.0.24-6etch1_amd64.deb
http://security.debian.org/pool/updates/main/s/samba/winbind_3.0.24-6etch1_amd64.deb
http://security.debian.org/pool/updates/main/s/samba/samba-dbg_3.0.24-6etch1_amd64.deb
http://security.debian.org/pool/updates/main/s/samba/libsmbclient_3.0.24-6etch1_amd64.deb
http://security.debian.org/pool/updates/main/s/samba/smbfs_3.0.24-6etch1_amd64.deb
http://security.debian.org/pool/updates/main/s/samba/python-samba_3.0.24-6etch1_amd64.deb
http://security.debian.org/pool/updates/main/s/samba/libpam-smbpass_3.0.24-6etch1_amd64.deb
http://security.debian.org/pool/updates/main/s/samba/libsmbclient-dev_3.0.24-6etch1_amd64.deb
ARM:
http://security.debian.org/pool/updates/main/s/samba/libsmbclient_3.0.24-6etch1_arm.deb
http://security.debian.org/pool/updates/main/s/samba/samba-dbg_3.0.24-6etch1_arm.deb
http://security.debian.org/pool/updates/main/s/samba/python-samba_3.0.24-6etch1_arm.deb
http://security.debian.org/pool/updates/main/s/samba/winbind_3.0.24-6etch1_arm.deb
http://security.debian.org/pool/updates/main/s/samba/smbclient_3.0.24-6etch1_arm.deb
http://security.debian.org/pool/updates/main/s/samba/samba_3.0.24-6etch1_arm.deb
http://security.debian.org/pool/updates/main/s/samba/libpam-smbpass_3.0.24-6etch1_arm.deb
http://security.debian.org/pool/updates/main/s/samba/libsmbclient-dev_3.0.24-6etch1_arm.deb
http://security.debian.org/pool/updates/main/s/samba/samba-common_3.0.24-6etch1_arm.deb
http://security.debian.org/pool/updates/main/s/samba/swat_3.0.24-6etch1_arm.deb
http://security.debian.org/pool/updates/main/s/samba/smbfs_3.0.24-6etch1_arm.deb
HPPA:
http://security.debian.org/pool/updates/main/s/samba/libsmbclient-dev_3.0.24-6etch1_hppa.deb
http://security.debian.org/pool/updates/main/s/samba/smbclient_3.0.24-6etch1_hppa.deb
http://security.debian.org/pool/updates/main/s/samba/libpam-smbpass_3.0.24-6etch1_hppa.deb
http://security.debian.org/pool/updates/main/s/samba/libsmbclient_3.0.24-6etch1_hppa.deb
http://security.debian.org/pool/updates/main/s/samba/smbfs_3.0.24-6etch1_hppa.deb
http://security.debian.org/pool/updates/main/s/samba/python-samba_3.0.24-6etch1_hppa.deb
http://security.debian.org/pool/updates/main/s/samba/samba-dbg_3.0.24-6etch1_hppa.deb
http://security.debian.org/pool/updates/main/s/samba/winbind_3.0.24-6etch1_hppa.deb
http://security.debian.org/pool/updates/main/s/samba/swat_3.0.24-6etch1_hppa.deb
http://security.debian.org/pool/updates/main/s/samba/samba-common_3.0.24-6etch1_hppa.deb
http://security.debian.org/pool/updates/main/s/samba/samba_3.0.24-6etch1_hppa.deb
Intel IA-32:
http://security.debian.org/pool/updates/main/s/samba/samba-common_3.0.24-6etch1_i386.deb
http://security.debian.org/pool/updates/main/s/samba/samba_3.0.24-6etch1_i386.deb
http://security.debian.org/pool/updates/main/s/samba/winbind_3.0.24-6etch1_i386.deb
http://security.debian.org/pool/updates/main/s/samba/python-samba_3.0.24-6etch1_i386.deb
http://security.debian.org/pool/updates/main/s/samba/samba-dbg_3.0.24-6etch1_i386.deb
http://security.debian.org/pool/updates/main/s/samba/smbfs_3.0.24-6etch1_i386.deb
http://security.debian.org/pool/updates/main/s/samba/libpam-smbpass_3.0.24-6etch1_i386.deb
http://security.debian.org/pool/updates/main/s/samba/libsmbclient_3.0.24-6etch1_i386.deb
http://security.debian.org/pool/updates/main/s/samba/swat_3.0.24-6etch1_i386.deb
http://security.debian.org/pool/updates/main/s/samba/smbclient_3.0.24-6etch1_i386.deb
http://security.debian.org/pool/updates/main/s/samba/libsmbclient-dev_3.0.24-6etch1_i386.deb
Intel IA-64:
http://security.debian.org/pool/updates/main/s/samba/samba-dbg_3.0.24-6etch1_ia64.deb
http://security.debian.org/pool/updates/main/s/samba/smbfs_3.0.24-6etch1_ia64.deb
http://security.debian.org/pool/updates/main/s/samba/libsmbclient_3.0.24-6etch1_ia64.deb
http://security.debian.org/pool/updates/main/s/samba/smbclient_3.0.24-6etch1_ia64.deb
http://security.debian.org/pool/updates/main/s/samba/winbind_3.0.24-6etch1_ia64.deb
http://security.debian.org/pool/updates/main/s/samba/libpam-smbpass_3.0.24-6etch1_ia64.deb
http://security.debian.org/pool/updates/main/s/samba/python-samba_3.0.24-6etch1_ia64.deb
http://security.debian.org/pool/updates/main/s/samba/samba-common_3.0.24-6etch1_ia64.deb
http://security.debian.org/pool/updates/main/s/samba/swat_3.0.24-6etch1_ia64.deb
http://security.debian.org/pool/updates/main/s/samba/samba_3.0.24-6etch1_ia64.deb
http://security.debian.org/pool/updates/main/s/samba/libsmbclient-dev_3.0.24-6etch1_ia64.deb
Big-endian MIPS:
http://security.debian.org/pool/updates/main/s/samba/libpam-smbpass_3.0.24-6etch1_mips.deb
http://security.debian.org/pool/updates/main/s/samba/libsmbclient_3.0.24-6etch1_mips.deb
http://security.debian.org/pool/updates/main/s/samba/winbind_3.0.24-6etch1_mips.deb
http://security.debian.org/pool/updates/main/s/samba/python-samba_3.0.24-6etch1_mips.deb
http://security.debian.org/pool/updates/main/s/samba/smbclient_3.0.24-6etch1_mips.deb
http://security.debian.org/pool/updates/main/s/samba/samba_3.0.24-6etch1_mips.deb
http://security.debian.org/pool/updates/main/s/samba/smbfs_3.0.24-6etch1_mips.deb
http://security.debian.org/pool/updates/main/s/samba/swat_3.0.24-6etch1_mips.deb
http://security.debian.org/pool/updates/main/s/samba/libsmbclient-dev_3.0.24-6etch1_mips.deb
http://security.debian.org/pool/updates/main/s/samba/samba-common_3.0.24-6etch1_mips.deb
http://security.debian.org/pool/updates/main/s/samba/samba-dbg_3.0.24-6etch1_mips.deb
Little-endian MIPS:
http://security.debian.org/pool/updates/main/s/samba/samba-common_3.0.24-6etch1_mipsel.deb
http://security.debian.org/pool/updates/main/s/samba/samba_3.0.24-6etch1_mipsel.deb
http://security.debian.org/pool/updates/main/s/samba/libsmbclient-dev_3.0.24-6etch1_mipsel.deb
http://security.debian.org/pool/updates/main/s/samba/swat_3.0.24-6etch1_mipsel.deb
http://security.debian.org/pool/updates/main/s/samba/smbfs_3.0.24-6etch1_mipsel.deb
http://security.debian.org/pool/updates/main/s/samba/winbind_3.0.24-6etch1_mipsel.deb
http://security.debian.org/pool/updates/main/s/samba/smbclient_3.0.24-6etch1_mipsel.deb
http://security.debian.org/pool/updates/main/s/samba/libsmbclient_3.0.24-6etch1_mipsel.deb
http://security.debian.org/pool/updates/main/s/samba/samba-dbg_3.0.24-6etch1_mipsel.deb
http://security.debian.org/pool/updates/main/s/samba/libpam-smbpass_3.0.24-6etch1_mipsel.deb
http://security.debian.org/pool/updates/main/s/samba/python-samba_3.0.24-6etch1_mipsel.deb
PowerPC:
http://security.debian.org/pool/updates/main/s/samba/swat_3.0.24-6etch1_powerpc.deb
http://security.debian.org/pool/updates/main/s/samba/winbind_3.0.24-6etch1_powerpc.deb
http://security.debian.org/pool/updates/main/s/samba/smbfs_3.0.24-6etch1_powerpc.deb
http://security.debian.org/pool/updates/main/s/samba/samba-common_3.0.24-6etch1_powerpc.deb
http://security.debian.org/pool/updates/main/s/samba/libsmbclient-dev_3.0.24-6etch1_powerpc.deb
http://security.debian.org/pool/updates/main/s/samba/samba-dbg_3.0.24-6etch1_powerpc.deb
http://security.debian.org/pool/updates/main/s/samba/python-samba_3.0.24-6etch1_powerpc.deb
http://security.debian.org/pool/updates/main/s/samba/libpam-smbpass_3.0.24-6etch1_powerpc.deb
http://security.debian.org/pool/updates/main/s/samba/smbclient_3.0.24-6etch1_powerpc.deb
http://security.debian.org/pool/updates/main/s/samba/samba_3.0.24-6etch1_powerpc.deb
http://security.debian.org/pool/updates/main/s/samba/libsmbclient_3.0.24-6etch1_powerpc.deb
IBM S/390:
http://security.debian.org/pool/updates/main/s/samba/libsmbclient-dev_3.0.24-6etch1_s390.deb
http://security.debian.org/pool/updates/main/s/samba/libsmbclient_3.0.24-6etch1_s390.deb
http://security.debian.org/pool/updates/main/s/samba/swat_3.0.24-6etch1_s390.deb
http://security.debian.org/pool/updates/main/s/samba/samba-dbg_3.0.24-6etch1_s390.deb
http://security.debian.org/pool/updates/main/s/samba/winbind_3.0.24-6etch1_s390.deb
http://security.debian.org/pool/updates/main/s/samba/python-samba_3.0.24-6etch1_s390.deb
http://security.debian.org/pool/updates/main/s/samba/libpam-smbpass_3.0.24-6etch1_s390.deb
http://security.debian.org/pool/updates/main/s/samba/smbfs_3.0.24-6etch1_s390.deb
http://security.debian.org/pool/updates/main/s/samba/samba-common_3.0.24-6etch1_s390.deb
http://security.debian.org/pool/updates/main/s/samba/samba_3.0.24-6etch1_s390.deb
http://security.debian.org/pool/updates/main/s/samba/smbclient_3.0.24-6etch1_s390.deb
Sun Sparc:
http://security.debian.org/pool/updates/main/s/samba/samba-dbg_3.0.24-6etch1_sparc.deb
http://security.debian.org/pool/updates/main/s/samba/samba_3.0.24-6etch1_sparc.deb
http://security.debian.org/pool/updates/main/s/samba/libpam-smbpass_3.0.24-6etch1_sparc.deb
http://security.debian.org/pool/updates/main/s/samba/python-samba_3.0.24-6etch1_sparc.deb
http://security.debian.org/pool/updates/main/s/samba/samba-common_3.0.24-6etch1_sparc.deb
http://security.debian.org/pool/updates/main/s/samba/smbfs_3.0.24-6etch1_sparc.deb
http://security.debian.org/pool/updates/main/s/samba/libsmbclient-dev_3.0.24-6etch1_sparc.deb
http://security.debian.org/pool/updates/main/s/samba/winbind_3.0.24-6etch1_sparc.deb
http://security.debian.org/pool/updates/main/s/samba/smbclient_3.0.24-6etch1_sparc.deb
http://security.debian.org/pool/updates/main/s/samba/libsmbclient_3.0.24-6etch1_sparc.deb
http://security.debian.org/pool/updates/main/s/samba/swat_3.0.24-6etch1_sparc.deb

Les sommes MD5 des fichiers indiqués sont disponibles sur la page originale de l'alerte de sécurité.