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Vulnerability Details : CVE-2009-3556

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.
Publish Date : 2010-01-27 Last Update Date : 2012-03-19
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- CVSS Scores & Vulnerability Types

CVSS Score
1.9
Confidentiality Impact None (There is no impact to the confidentiality of the system.)
Integrity Impact Partial (Modification of some system files or information is possible, but the attacker does not have control over what can be modified, or the scope of what the attacker can affect is limited.)
Availability Impact None (There is no impact to the availability of the system.)
Access Complexity Medium (The access conditions are somewhat specialized. Some preconditions must be satistified to exploit)
Authentication Not required (Authentication is not required to exploit the vulnerability.)
Gained Access None
Vulnerability Type(s)
CWE ID 264

- Vendor Statements

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
Source: Redhat

- Additional Vendor Supplied Data

Vendor Impact CVSS Score CVSS Vector Report Date Publish Date
Redhat moderate
3.6
AV:L/AC:L/Au:N/C:N/I:P/A:P 2009-11-13 2010-01-19
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- Related OVAL Definitions

Title Definition Id Class Family
A certain Red Hat configuration step for the qla2xxx driver in the Linux kernel 2.6.18 on Red Hat Enterprise Linux (RHEL... oval:org.mitre.oval:def:9738 unix
CVE-2009-3556 oval:org.opensuse.security:def:20093556 unix
ELSA-2010-0046 -- kernel security and bug fix update (important) oval:org.mitre.oval:def:27615 unix
ELSA-2010:0046: kernel security and bug fix update (Important) oval:org.mitre.oval:def:22940 unix
Red Hat Linux Kernel 'qla2xxx' DriverSecurity Bypass Vulnerability oval:org.mitre.oval:def:6744 unix
RHSA-2010:0046: kernel security and bug fix update (Important) oval:org.mitre.oval:def:21777 unix
RHSA-2010:0046: kernel security and bug fix update (Important) oval:com.redhat.rhsa:def:20100046 unix
OVAL (Open Vulnerability and Assessment Language) definitions define exactly what should be done to verify a vulnerability or a missing patch. Check out the OVAL definitions if you want to learn what you should do to verify a vulnerability.

- Products Affected By CVE-2009-3556

# Product Type Vendor Product Version Update Edition Language
1 OS Linux Linux Kernel 2.6.18 Version Details Vulnerabilities
2 OS Redhat Enterprise Linux 5 Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
Linux Linux Kernel 1
Redhat Enterprise Linux 1

- References For CVE-2009-3556

http://support.avaya.com/css/P8/documents/100073666 CONFIRM
https://bugzilla.redhat.com/show_bug.cgi?id=537177 CONFIRM
http://xforce.iss.net/xforce/xfdb/55809
XF kernel-qla2xxx-security-bypass(55809)
http://www.openwall.com/lists/oss-security/2010/01/20/2
MLIST [oss-security] 20100120 CVE-2009-3556 kernel: qla2xxx NPIV vport management pseudofiles are world writable
https://rhn.redhat.com/errata/RHSA-2010-0095.html
REDHAT RHSA-2010:0095
https://rhn.redhat.com/errata/RHSA-2010-0046.html
REDHAT RHSA-2010:0046
http://lists.opensuse.org/opensuse-security-announce/2010-03/msg00007.html
SUSE SUSE-SA:2010:019

- Metasploit Modules Related To CVE-2009-3556

There are not any metasploit modules related to this vulnerability (Please visit www.metasploit.com for more information)


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