National Cyber Awareness System

Vulnerability Summary for CVE-2011-0011

Overview

qemu-kvm before 0.11.0 disables VNC authentication when the password is cleared, which allows remote attackers to bypass authentication and establish VNC sessions.

Impact

CVSS Severity (version 2.0):

CVSS Version 2 Metrics:

References to Advisories, Solutions, and Tools

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External Source: MISC

Name: https://bugs.launchpad.net/ubuntu/+source/libvirt/+bug/697197

Hyperlink:https://bugs.launchpad.net/ubuntu/+source/libvirt/+bug/697197

External Source: XF

Name: qemu-vnc-security-bypass(65215)

Hyperlink:http://xforce.iss.net/xforce/xfdb/65215

External Source: OSVDB

Name: 70992

Hyperlink:http://www.osvdb.org/70992

External Source: MLIST

Name: [oss-security] 20110112 Re: CVE request: qemu-kvm: Setting VNC password to empty string silently disables all authentication

Hyperlink:http://www.openwall.com/lists/oss-security/2011/01/12/2

External Source: MLIST

Name: [oss-security] 20110110 Re: CVE request: qemu-kvm: Setting VNC password to empty string silently disables all authentication

Hyperlink:http://www.openwall.com/lists/oss-security/2011/01/11/1

External Source: MLIST

Name: [oss-security] 20110110 CVE request: qemu-kvm: Setting VNC password to empty string silently disables all authentication

Hyperlink:http://www.openwall.com/lists/oss-security/2011/01/10/3

External Source: UBUNTU

Name: USN-1063-1

Hyperlink:http://ubuntu.com/usn/usn-1063-1

External Source: SECUNIA

Name: 44393

Type: Advisory

Hyperlink:http://secunia.com/advisories/44393

External Source: SECUNIA

Name: 43733

Type: Advisory

Hyperlink:http://secunia.com/advisories/43733

External Source: SECUNIA

Name: 43272

Type: Advisory

Hyperlink:http://secunia.com/advisories/43272

External Source: SECUNIA

Name: 42830

Type: Advisory

Hyperlink:http://secunia.com/advisories/42830

External Source: REDHAT

Name: RHSA-2011:0345

Hyperlink:http://rhn.redhat.com/errata/RHSA-2011-0345.html