The Winbind nss_info extension (nsswitch/idmap_ad.c) in idmap_ad.so in Samba 3.0.25 through 3.0.25c, when the winbind nss info option is set to rfc2307 or sfu, grants all local users the privileges of gid 0 when the (1) RFC2307 or (2) Services for UNIX (SFU) primary group attribute is not defined.
Affected Software
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Samba | Samba | 3.0.25 (including) | 3.0.25 (including) |
| Samba | Samba | 3.0.25a (including) | 3.0.25a (including) |
| Samba | Samba | 3.0.25b (including) | 3.0.25b (including) |
| Samba | Samba | 3.0.25c (including) | 3.0.25c (including) |
| Red Hat Enterprise Linux 4 | RedHat | samba-0:3.0.25b-1.el4_6.2 | * |
| Red Hat Enterprise Linux 5 | RedHat | samba-0:3.0.25b-1.el5_1.2 | * |
| Samba | Ubuntu | devel | * |
| Samba | Ubuntu | upstream | * |
References
- http://docs.info.apple.com/article.html?artnum=307179
- http://secunia.com/advisories/26764
- http://secunia.com/advisories/26776
- http://secunia.com/advisories/26795
- http://secunia.com/advisories/26834
- http://securityreason.com/securityalert/3135
- http://slackware.com/security/viewer.php?l=slackware-security\u0026y=2007\u0026m=slackware-security.419439
- http://www.redhat.com/support/errata/RHSA-2007-1016.html
- http://www.redhat.com/support/errata/RHSA-2007-1017.html
- http://www.samba.org/samba/security/CVE-2007-4138.html
- http://www.securityfocus.com/archive/1/479078/100/0/threaded
- http://www.securityfocus.com/bid/25636
- http://www.securitytracker.com/id?1018681
- http://www.us-cert.gov/cas/techalerts/TA07-352A.html
- http://www.vupen.com/english/advisories/2007/3120
- https://exchange.xforce.ibmcloud.com/vulnerabilities/36560
- https://issues.rpath.com/browse/RPL-1705
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10375
- https://www.redhat.com/archives/fedora-package-announce/2007-September/msg00201.html
- http://docs.info.apple.com/article.html?artnum=307179
- http://secunia.com/advisories/26764
- http://secunia.com/advisories/26776
- http://secunia.com/advisories/26795
- http://secunia.com/advisories/26834
- http://securityreason.com/securityalert/3135
- http://slackware.com/security/viewer.php?l=slackware-security\u0026y=2007\u0026m=slackware-security.419439
- http://www.redhat.com/support/errata/RHSA-2007-1016.html
- http://www.redhat.com/support/errata/RHSA-2007-1017.html
- http://www.samba.org/samba/security/CVE-2007-4138.html
- http://www.securityfocus.com/archive/1/479078/100/0/threaded
- http://www.securityfocus.com/bid/25636
- http://www.securitytracker.com/id?1018681
- http://www.us-cert.gov/cas/techalerts/TA07-352A.html
- http://www.vupen.com/english/advisories/2007/3120
- https://exchange.xforce.ibmcloud.com/vulnerabilities/36560
- https://issues.rpath.com/browse/RPL-1705
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10375
- https://www.redhat.com/archives/fedora-package-announce/2007-September/msg00201.html