CVE-2015-1779

HIGH

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.

References

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

Details

Source: MITRE

Published: 2016-01-12

Updated: 2017-07-01

Type: CWE-399

Risk Information

CVSS v2.0

Base Score: 7.8

Vector: AV:N/AC:L/Au:N/C:N/I:N/A:C

Impact Score: 6.9

Exploitability Score: 10

Severity: HIGH

CVSS v3.0

Base Score: 8.6

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

Impact Score: 4

Exploitability Score: 3.9

Severity: HIGH