Bug 479110 (CVE-2009-0022)

Summary:	CVE-2009-0022 samba: potential access to "/" in setups with registry shares enabled
Product:	[Other] Security Response	Reporter:	Tomas Hoger <thoger>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED ERRATA	QA Contact:
Severity:	medium	Docs Contact:
Priority:	medium
Version:	unspecified	CC:	gdeschner, samba-bugs-list, ssorce
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
URL:	http://nvd.nist.gov/nvd.cfm?cvename=CVE-2009-0022
Whiteboard:
Fixed In Version:		Doc Type:	Bug Fix
Doc Text:		Story Points:	---
Clone Of:		Environment:
Last Closed:	2009-01-08 07:33:31 UTC	Type:	---
Regression:	---	Mount Type:	---
Documentation:	---	CRM:
Verified Versions:		Category:	---
oVirt Team:	---	RHEL 7.3 requirements from Atomic Host:
Cloudforms Team:	---	Target Upstream Version:
Embargoed:

Description Tomas Hoger 2009-01-07 10:11:10 UTC

Common Vulnerabilities and Exposures assigned an identifier CVE-2009-0022 to the following vulnerability:

Samba 3.2.0 through 3.2.6, when registry shares are enabled, allows
remote authenticated users to access the root filesystem via a crafted
connection request that specifies a blank share name.

Issue was fixed upstream in 3.2.7.

Upstream advisory:
http://www.samba.org/samba/security/CVE-2009-0022.html

Upstream patch:
http://www.samba.org/samba/ftp/patches/security/samba-3.2.6-CVE-2009-0022.patch

References:
http://secunia.com/advisories/33379

Comment 1 Tomas Hoger 2009-01-07 10:19:12 UTC

This issue did not affect the versions of samba as shipped with Red Hat Enterprise Linux 2.1, 3, 4, or 5.

Comment 2 Fedora Update System 2009-01-07 21:50:26 UTC

samba-3.2.7-0.23.fc9 has been pushed to the Fedora 9 stable repository.  If problems still persist, please make note of it in this bug report.

Comment 3 Red Hat Product Security 2009-01-08 07:33:31 UTC

This issue was addressed in:

Fedora:
  https://admin.fedoraproject.org/updates/F9/FEDORA-2009-0268
  https://admin.fedoraproject.org/updates/F10/FEDORA-2009-0160