CVE-2013-2016

high

Description

A flaw was found in the way qemu v1.3.0 and later (virtio-rng) validates addresses when guest accesses the config space of a virtio device. If the virtio device has zero/small sized config space, such as virtio-rng, a privileged guest user could use this flaw to access the matching host's qemu address space and thus increase their privileges on the host.

References

https://security-tracker.debian.org/tracker/CVE-2013-2016

https://github.com/qemu/qemu/commit/5f5a1318653c08e435cfa52f60b6a712815b659d

https://exchange.xforce.ibmcloud.com/vulnerabilities/83850

https://access.redhat.com/security/cve/cve-2013-2016

http://www.securityfocus.com/bid/59541

http://lists.opensuse.org/opensuse-security-announce/2014-05/msg00002.html

Details

Source: Mitre, NVD

Published: 2019-12-30

Updated: 2020-08-18

Risk Information

CVSS v2

Base Score: 6.9

Vector: CVSS2#AV:L/AC:M/Au:N/C:C/I:C/A:C

Severity: Medium

CVSS v3

Base Score: 7.8

Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Severity: High