National Vulnerability Database

National Vulnerability Database

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    Vulnerabilities Detail

CVE-2009-3556 Detail

Current Description

A certain Red Hat configuration step for the qla2xxx driver in the Linux kernel 2.6.18 on Red Hat Enterprise Linux (RHEL) 5, when N_Port ID Virtualization (NPIV) hardware is used, sets world-writable permissions for the (1) vport_create and (2) vport_delete files under /sys/class/scsi_host/, which allows local users to make arbitrary changes to SCSI host attributes by modifying these files.

Source:  MITRE
View Analysis Description

Impact

CVSS v2.0 Severity and Metrics:

Base Score: 1.9 LOW
Vector: (AV:L/AC:M/Au:N/C:N/I:P/A:N) (V2 legend)
Impact Subscore: 2.9
Exploitability Subscore: 3.4

Access Vector (AV): Local
Access Complexity (AC): Medium
Authentication (AU): None
Confidentiality (C): None
Integrity (I): Partial
Availability (A): None
Additional Information:
Allows unauthorized modification

Vendor Statements (disclaimer)

Official Statement from Red Hat (01/28/2010)

This issue did not affect the versions of the Linux kernel as shipped with Red Hat Enterprise Linux 3, 4 and Red Hat Enterprise MRG. Shipped kernels do not include upstream commit d025c9db that introduced the problem. This upstream commit was backported in Red Hat Enterprise Linux 5 via RHBA-2008:0314 update. Issue was addressed in Red Hat Enterprise Linux 5 via https://rhn.redhat.com/errata/RHSA-2010-0046.html

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://lists.opensuse.org/opensuse-security-announce/2010-03/msg00007.html
http://support.avaya.com/css/P8/documents/100073666
http://www.openwall.com/lists/oss-security/2010/01/20/2
https://bugzilla.redhat.com/show_bug.cgi?id=537177
https://exchange.xforce.ibmcloud.com/vulnerabilities/55809
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6744
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9738
https://rhn.redhat.com/errata/RHSA-2010-0046.html
https://rhn.redhat.com/errata/RHSA-2010-0095.html

Technical Details

Vulnerability Type (View All)

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

Known Affected Software Configurations Switch to CPE 2.2

Configuration 1 ( hide )
AND
OR
 cpe:2.3:o:linux:linux_kernel:2.6.18:*:*:*:*:*:*:*
     Show Matching CPE(s)
OR
 cpe:2.3:o:redhat:enterprise_linux:5:*:*:*:*:*:*:*
     Show Matching CPE(s)


Change History

3 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2009-3556
NVD Published Date:
01/27/2010
NVD Last Modified:
09/18/2017