CVE-2015-1779
HIGH severity · CVSS 8.6 · Uncontrolled resource consumption
8.6CVSS HIGH
Summary
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.
Impact & exploitability
Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionNone
Confidentiality impactNone
Integrity impactNone
Availability impactHigh
Exploit probability (EPSS)7%
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H
Affected products we track (1)
Recommendation
Apply the vendor fix promptly. Open any affected product above for its exact safe version.
Additional information
- NVD record
- http://lists.fedoraproject.org/pipermail/package-announce/2015-April/154656.htmlAdvisory
- http://lists.fedoraproject.org/pipermail/package-announce/2015-April/155196.htmlAdvisory
- 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.htmlAdvisory
- http://rhn.redhat.com/errata/RHSA-2015-1943.htmlAdvisory
- http://www.debian.org/security/2015/dsa-3259Advisory
- http://www.openwall.com/lists/oss-security/2015/03/24/9Advisory