High severity · published Apr 7, 2016
CVE-2016-1714
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…
8.1
CVSS
6.1%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.0/AV:L/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H
Attack vector
Local
Complexity
High
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)6.1% · higher than 93% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
LI
Linux · Oracle
6; 7 · source: NVD
OP
Openstack · Redhat
5.0 · source: NVD
QE
Qemu · Qemu
through 2.3.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2016-1714
CVE.org
https://www.cve.org/CVERecord?id=CVE-2016-1714
rhn.redhat.com
http://rhn.redhat.com/errata/RHSA-2016-0081.html
rhn.redhat.com
http://rhn.redhat.com/errata/RHSA-2016-0082.html
rhn.redhat.com
http://rhn.redhat.com/errata/RHSA-2016-0083.html
rhn.redhat.com
http://rhn.redhat.com/errata/RHSA-2016-0084.html
Issue Tracking
http://rhn.redhat.com/errata/RHSA-2016-0085.html
rhn.redhat.com
http://rhn.redhat.com/errata/RHSA-2016-0086.html
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