CVE-2018-16847

high
New! CVE Severity Now Using CVSS v3

The calculated severity for CVEs has been updated to use CVSS v3 by default. CVEs that do not have a CVSS v3 score will fall back CVSS v2 for calculating severity. Severity display preferences can be toggled in the settings dropdown.

Description

An OOB heap buffer r/w access issue was found in the NVM Express Controller emulation in QEMU. It could occur in nvme_cmb_ops routines in nvme device. A guest user/process could use this flaw to crash the QEMU process resulting in DoS or potentially run arbitrary code with privileges of the QEMU process.

References

http://www.securityfocus.com/bid/105866

https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-16847

https://lists.gnu.org/archive/html/qemu-devel/2018-11/msg00200.html

https://usn.ubuntu.com/3826-1/

https://www.openwall.com/lists/oss-security/2018/11/02/1

Details

Source: MITRE

Published: 2018-11-02

Updated: 2020-05-14

Type: CWE-787

Risk Information

CVSS v2

Base Score: 4.6

Vector: AV:L/AC:L/Au:N/C:P/I:P/A:P

Impact Score: 6.4

Exploitability Score: 3.9

Severity: MEDIUM

CVSS v3

Base Score: 7.8

Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Impact Score: 5.9

Exploitability Score: 1.8

Severity: HIGH

Tenable Plugins

View all (10 total)

IDNameProductFamilySeverity
139983EulerOS 2.0 SP8 : qemu (EulerOS-SA-2020-1880)NessusHuawei Local Security Checks
high
123389openSUSE Security Update : qemu (openSUSE-2019-961)NessusSuSE Local Security Checks
critical
123149openSUSE Security Update : qemu (openSUSE-2019-1005)NessusSuSE Local Security Checks
high
120587Fedora 29 : 2:qemu (2018-87f2ace20d)NessusFedora Local Security Checks
critical
120185SUSE SLED15 / SLES15 Security Update : qemu (SUSE-SU-2018:4086-1)NessusSuSE Local Security Checks
high
120171SUSE SLED15 / SLES15 Security Update : qemu (SUSE-SU-2018:3927-1)NessusSuSE Local Security Checks
critical
119763SUSE SLED12 / SLES12 Security Update : qemu (SUSE-SU-2018:4185-1)NessusSuSE Local Security Checks
critical
119710openSUSE Security Update : qemu (openSUSE-2018-1551)NessusSuSE Local Security Checks
high
119491openSUSE Security Update : qemu (openSUSE-2018-1483)NessusSuSE Local Security Checks
critical
119216Ubuntu 14.04 LTS / 16.04 LTS / 18.04 LTS / 18.10 : QEMU vulnerabilities (USN-3826-1)NessusUbuntu Local Security Checks
critical