National Vulnerability Database

National Vulnerability Database

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    Vulnerabilities Detail

CVE-2016-1714 Detail

Current Description

The (1) fw_cfg_write and (2) fw_cfg_read functions in hw/nvram/fw_cfg.c in QEMU before 2.4, when built with the Firmware Configuration device emulation support, allow guest OS users with the CAP_SYS_RAWIO privilege to cause a denial of service (out-of-bounds read or write access and process crash) or possibly execute arbitrary code via an invalid current entry value in a firmware configuration.

Source:  MITRE
Description Last Modified:  04/14/2016
View Analysis Description

Impact

CVSS v3.0 Severity and Metrics:

Base Score: 8.1 HIGH
Vector: AV:L/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H (V3 legend)
Impact Score: 6.0
Exploitability Score: 1.4

Attack Vector (AV): Local
Attack Complexity (AC): High
Privileges Required (PR): None
User Interaction (UI): None
Scope (S): Changed
Confidentiality (C): High
Integrity (I): High
Availability (A): High

CVSS v2.0 Severity and Metrics:

Base Score: 6.9 MEDIUM
Vector: (AV:L/AC:M/Au:N/C:C/I:C/A:C) (V2 legend)
Impact Subscore: 10.0
Exploitability Subscore: 3.4

Access Vector (AV): Local
Access Complexity (AC): Medium
Authentication (AU): None
Confidentiality (C): Complete
Integrity (I): Complete
Availability (A): Complete
Additional Information:
Allows unauthorized disclosure of information
Allows unauthorized modification
Allows disruption of service

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://rhn.redhat.com/errata/RHSA-2016-0081.html
http://rhn.redhat.com/errata/RHSA-2016-0082.html
http://rhn.redhat.com/errata/RHSA-2016-0083.html
http://rhn.redhat.com/errata/RHSA-2016-0084.html
http://rhn.redhat.com/errata/RHSA-2016-0085.html Issue Tracking Third Party Advisory VDB Entry
http://rhn.redhat.com/errata/RHSA-2016-0086.html
http://rhn.redhat.com/errata/RHSA-2016-0087.html
http://rhn.redhat.com/errata/RHSA-2016-0088.html Issue Tracking Third Party Advisory VDB Entry
http://www.debian.org/security/2016/dsa-3469
http://www.debian.org/security/2016/dsa-3470
http://www.debian.org/security/2016/dsa-3471
http://www.openwall.com/lists/oss-security/2016/01/11/7 Third Party Advisory
http://www.openwall.com/lists/oss-security/2016/01/12/10 Third Party Advisory
http://www.openwall.com/lists/oss-security/2016/01/12/11 Third Party Advisory
http://www.oracle.com/technetwork/topics/security/linuxbulletinjan2016-2867209.html Third Party Advisory
http://www.securityfocus.com/bid/80250 Third Party Advisory
http://www.securitytracker.com/id/1034858 Third Party Advisory
https://lists.gnu.org/archive/html/qemu-devel/2016-01/msg00428.html Vendor Advisory
https://security.gentoo.org/glsa/201604-01

Technical Details

Vulnerability Type (View All)

Change History

13 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2016-1714
NVD Published Date:
04/07/2016
NVD Last Modified:
11/03/2017