CVE-2018-6764high
Description
util/virlog.c in libvirt does not properly determine the hostname on LXC container startup, which allows local guest OS users to bypass an intended container protection mechanism and execute arbitrary commands via a crafted NSS module.
References
http://www.ubuntu.com/usn/USN-3576-1
https://access.redhat.com/errata/RHSA-2018:3113
https://www.debian.org/security/2018/dsa-4137
https://www.redhat.com/archives/libvir-list/2018-February/msg00239.html
Details
Source: MITRE
Published: 2018-02-23
Updated: 2019-10-03
Type: CWE-346
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:3.0/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