CVE-2015-1779 Information

Description

The VNC websocket frame decoder in QEMU allows remote attackers to cause a denial of service (memory and CPU consumption) via a large (1) websocket payload or (2) HTTP headers section.

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H

Reference

http://lists.fedoraproject.org/pipermail/package-announce/2015-April/154656.html http://lists.fedoraproject.org/pipermail/package-announce/2015-April/155196.html http://lists.opensuse.org/opensuse-security-announce/2015-05/msg00033.html http://lists.opensuse.org/opensuse-security-announce/2015-05/msg00042.html http://rhn.redhat.com/errata/RHSA-2015-1931.html http://rhn.redhat.com/errata/RHSA-2015-1943.html http://www.debian.org/security/2015/dsa-3259 http://www.openwall.com/lists/oss-security/2015/03/24/9 http://www.openwall.com/lists/oss-security/2015/04/09/6 http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html http://www.securityfocus.com/bid/73303 http://www.securitytracker.com/id/1033975 http://www.ubuntu.com/usn/USN-2608-1 https://lists.gnu.org/archive/html/qemu-devel/2015-03/msg04894.html https://lists.gnu.org/archive/html/qemu-devel/2015-03/msg04895.html https://lists.gnu.org/archive/html/qemu-devel/2015-03/msg04896.html https://security.gentoo.org/glsa/201602-01

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

CHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

HIGH

Base Severity

8.6