CVE-2016-5008

Impact:
Moderate
Public Date:
2015-01-18
Bugzilla:
1351514: CVE-2016-5008 libvirt: Setting empty VNC password allows access to unauthorized users
It was found that setting a VNC password to an empty string in libvirt did not disable all access to the VNC server as documented, instead it allowed access with no authentication required. An attacker could use this flaw to access a VNC server with an empty VNC password without any authentication.

Find out more about CVE-2016-5008 from the MITRE CVE dictionary dictionary and NIST NVD.

CVSS v2 metrics

Base Score 5.1
Base Metrics AV:N/AC:H/Au:N/C:P/I:P/A:P
Access Vector Network
Access Complexity High
Authentication None
Confidentiality Impact Partial
Integrity Impact Partial
Availability Impact Partial

CVSS v3 metrics

CVSS3 Base Score 5.6
CVSS3 Base Metrics CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L
Attack Vector Network
Attack Complexity High
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality Low
Integrity Impact Low
Availability Impact Low

Find out more about Red Hat support for the Common Vulnerability Scoring System (CVSS).

Red Hat Security Errata

Platform Errata Release Date
Red Hat Enterprise Linux 7 (libvirt) RHSA-2016:2577 2016-11-03

Affected Packages State

Platform Package State
Red Hat Enterprise Linux 6 libvirt Will not fix
Red Hat Enterprise Linux 5 libvirt Not affected
RHEV Manager 3 mingw-virt-viewer Will not fix

Last Modified
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