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.
Published 2010-01-27 17:30:01
Updated 2023-02-13 02:20:28
Source Red Hat, Inc.
View at NVD,   CVE.org

Exploit prediction scoring system (EPSS) score for CVE-2009-3556

0.04%
Probability of exploitation activity in the next 30 days EPSS Score History
~ 6 %
Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2009-3556

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen
1.9
LOW AV:L/AC:M/Au:N/C:N/I:P/A:N
3.4
2.9
NIST

CWE ids for CVE-2009-3556

  • Assigned by: nvd@nist.gov (Primary)

Vendor statements for CVE-2009-3556

  • Red Hat 2010-01-28
    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 for CVE-2009-3556

Products affected by CVE-2009-3556

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