National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2007-4138 Detail

Description

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.

Source:  MITRE      Last Modified:  09/13/2007

Quick Info

CVE Dictionary Entry:
CVE-2007-4138
Original release date:
09/13/2007
Last revised:
09/28/2017
Source:
US-CERT/NIST

Impact

CVSS Severity (version 2.0):
CVSS v2 Base Score:
6.9 MEDIUM
Vector:
(AV:L/AC:M/Au:N/C:C/I:C/A:C) (legend)
Impact Subscore:
10.0
Exploitability Subscore:
3.4
CVSS Version 2 Metrics:
Access Vector:
Locally exploitable
Access Complexity:
Medium
Authentication:
Not required to exploit
Impact Type:
Provides administrator access, Allows complete confidentiality, integrity, and availability violation; Allows unauthorized disclosure of information; Allows disruption of service

Vendor Statements (disclaimer)

Official Statement from Red Hat (09/18/2007)

Not vulnerable. These issues did not affect the versions of Samba as shipped with Red Hat Enterprise Linux 2.1, 3, 4, or 5.

References to Advisories, Solutions, and Tools

By selecting these links, you will be leaving NIST webspace. We have provided these links to other web sites because they may have information that would be of interest to you. No inferences should be drawn on account of other sites being referenced, or not, from this page. There may be other web sites that are more appropriate for your purpose. NIST does not necessarily endorse the views expressed, or concur with the facts presented on these sites. Further, NIST does not endorse any commercial products that may be mentioned on these sites. Please address comments about this page to nvd@nist.gov.

Hyperlink Resource Type Source Name
http://docs.info.apple.com/article.html?artnum=307179 External Source CONFIRM http://docs.info.apple.com/article.html?artnum=307179
http://securityreason.com/securityalert/3135 External Source SREASON 3135
http://slackware.com/security/viewer.php?l=slackware-security&y=2007&m=slackware-security.419439 External Source SLACKWARE SSA:2007-255-02
http://www.redhat.com/support/errata/RHSA-2007-1016.html External Source REDHAT RHSA-2007:1016
http://www.redhat.com/support/errata/RHSA-2007-1017.html External Source REDHAT RHSA-2007:1017
http://www.samba.org/samba/security/CVE-2007-4138.html External Source CONFIRM http://www.samba.org/samba/security/CVE-2007-4138.html
http://www.securityfocus.com/archive/1/archive/1/479078/100/0/threaded External Source BUGTRAQ 20070911 [SECURITY] Winbind's rfc2307 & SFU nss_info plugin in Samba 3.0.25[a-c] assigns users a primary gid of 0 by default
http://www.securityfocus.com/bid/25636 Patch External Source BID 25636
http://www.securitytracker.com/id?1018681 External Source SECTRACK 1018681
http://www.us-cert.gov/cas/techalerts/TA07-352A.html US Government Resource External Source CERT TA07-352A
http://www.vupen.com/english/advisories/2007/3120 External Source VUPEN ADV-2007-3120
https://exchange.xforce.ibmcloud.com/vulnerabilities/36560 External Source XF samba-smb-privilege-escalation(36560)
https://issues.rpath.com/browse/RPL-1705 External Source CONFIRM https://issues.rpath.com/browse/RPL-1705
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10375 External Source OVAL oval:org.mitre.oval:def:10375
https://www.redhat.com/archives/fedora-package-announce/2007-September/msg00201.html External Source FEDORA FEDORA-2007-2145

References to Check Content

Identifier:
oval:org.mitre.oval:def:10375
Check System:
http://oval.mitre.org/XMLSchema/oval-definitions-5
Hyperlink:
http://oval.mitre.org/repository/data/DownloadDefinition?id=oval:org.mitre.oval:def:10375

Technical Details

Vulnerability Type (View All)

  • Permissions, Privileges, and Access Control (CWE-264)

Change History 4 change records found - show changes