CVE-2016-7116

MEDIUM
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

Directory traversal vulnerability in hw/9pfs/9p.c in QEMU (aka Quick Emulator) allows local guest OS administrators to access host files outside the export path via a .. (dot dot) in an unspecified string.

References

http://git.qemu.org/?p=qemu.git;a=commit;h=56f101ecce0eafd09e2daf1c4eeb1377d6959261

http://www.openwall.com/lists/oss-security/2016/08/30/1

http://www.openwall.com/lists/oss-security/2016/08/30/3

http://www.securityfocus.com/bid/92680

https://lists.debian.org/debian-lts-announce/2018/11/msg00038.html

https://lists.gnu.org/archive/html/qemu-devel/2016-08/msg03917.html

https://lists.gnu.org/archive/html/qemu-devel/2016-08/msg04231.html

https://security.gentoo.org/glsa/201609-01

Details

Source: MITRE

Published: 2016-12-10

Updated: 2020-10-15

Type: CWE-22

Risk Information

CVSS v2

Base Score: 2.1

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

Impact Score: 2.9

Exploitability Score: 3.9

Severity: LOW

CVSS v3

Base Score: 6

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

Impact Score: 4

Exploitability Score: 1.5

Severity: MEDIUM

Tenable Plugins

View all (14 total)

IDNameProductFamilySeverity
135559EulerOS 2.0 SP3 : qemu-kvm (EulerOS-SA-2020-1430)NessusHuawei Local Security Checks
critical
131585EulerOS 2.0 SP2 : qemu-kvm (EulerOS-SA-2019-2431)NessusHuawei Local Security Checks
critical
119310Debian DLA-1599-1 : qemu security updateNessusDebian Local Security Checks
critical
94827Fedora 25 : xen (2016-81e5a36d8c)NessusFedora Local Security Checks
critical
94758SUSE SLES12 Security Update : qemu (SUSE-SU-2016:2781-1)NessusSuSE Local Security Checks
high
94669Ubuntu 12.04 LTS / 14.04 LTS / 16.04 LTS / 16.10 : qemu, qemu-kvm vulnerabilities (USN-3125-1)NessusUbuntu Local Security Checks
critical
94309openSUSE Security Update : qemu (openSUSE-2016-1234)NessusSuSE Local Security Checks
high
94283SUSE SLES11 Security Update : kvm (SUSE-SU-2016:2628-1)NessusSuSE Local Security Checks
high
94277SUSE SLED12 / SLES12 Security Update : qemu (SUSE-SU-2016:2589-1)NessusSuSE Local Security Checks
high
94059Fedora 23 : xen (2016-689f240960)NessusFedora Local Security Checks
critical
94058Fedora 24 : xen (2016-4c407cd849)NessusFedora Local Security Checks
critical
93697GLSA-201609-01 : QEMU: Multiple vulnerabilitiesNessusGentoo Local Security Checks
critical
93417Debian DLA-619-1 : qemu-kvm security updateNessusDebian Local Security Checks
medium
93416Debian DLA-618-1 : qemu security updateNessusDebian Local Security Checks
medium