NVD

CVE-2018-6764 Detail

Current 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.

View Analysis Description

Severity

CVSS 3.x Severity and Metrics:

NIST: NVD

Base Score: 7.8 HIGH

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

NVD Analysts use publicly available information to associate vector strings and CVSS scores. We also display any CVSS information provided within the CVE List from the CNA.

Note: NVD Analysts have published a CVSS score for this CVE based on publicly available information at the time of analysis. The CNA has not provided a score within the CVE List.

References to Advisories, Solutions, and Tools

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Hyperlink	Resource
http://www.ubuntu.com/usn/USN-3576-1	Third Party Advisory
https://access.redhat.com/errata/RHSA-2018:3113	Third Party Advisory
https://www.debian.org/security/2018/dsa-4137	Third Party Advisory
https://www.redhat.com/archives/libvir-list/2018-February/msg00239.html	Patch Third Party Advisory

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-346	Origin Validation Error	NIST

Known Affected Software Configurations Switch to CPE 2.2

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Denotes Vulnerable Software
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Change History

5 change records found show changes

Modified Analysis 3/26/2019 2:40:26 PM

Action	Type	Old Value	New Value
Added	CPE Configuration		OR cpe:2.3:a:redhat:virtualization:4.0::::::: cpe:2.3:o:redhat:enterprise_linux_desktop:7.0::::::: cpe:2.3:o:redhat:enterprise_linux_server:7.0::::::: cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:::::::
Added	CPE Configuration		OR cpe:2.3:o:canonical:ubuntu_linux:14.04::::lts:::* cpe:2.3:o:canonical:ubuntu_linux:16.04::::lts:::* cpe:2.3:o:canonical:ubuntu_linux:17.10:::::::
Added	CPE Configuration		OR cpe:2.3:o:debian:debian_linux:8.0::::::: cpe:2.3:o:debian:debian_linux:9.0:::::::
Changed	Reference Type	http://www.ubuntu.com/usn/USN-3576-1 Broken Link	http://www.ubuntu.com/usn/USN-3576-1 Third Party Advisory
Changed	Reference Type	https://access.redhat.com/errata/RHSA-2018:3113 No Types Assigned	https://access.redhat.com/errata/RHSA-2018:3113 Third Party Advisory

Initial Analysis 3/18/2018 7:3:10 AM

Action	Type	Old Value	New Value
Added	CPE Configuration		OR cpe:2.3:a:redhat:libvirt:-:::::::
Added	CVSS V2		(AV:L/AC:L/Au:N/C:P/I:P/A:P)
Added	CVSS V3		AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Added	CWE		CWE-284
Changed	Reference Type	http://www.ubuntu.com/usn/USN-3576-1 No Types Assigned	http://www.ubuntu.com/usn/USN-3576-1 Broken Link
Changed	Reference Type	https://www.debian.org/security/2018/dsa-4137 No Types Assigned	https://www.debian.org/security/2018/dsa-4137 Third Party Advisory
Changed	Reference Type	https://www.redhat.com/archives/libvir-list/2018-February/msg00239.html No Types Assigned	https://www.redhat.com/archives/libvir-list/2018-February/msg00239.html Patch, Third Party Advisory

Quick Info

CVE Dictionary Entry:
CVE-2018-6764
NVD Published Date:
02/23/2018
NVD Last Modified:
10/02/2019
Source:
MITRE

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