CVE-2016-4952
QEMU VMware PVSCSI Denial of Service RCE
Description
QEMU (aka Quick Emulator), when built with VMWARE PVSCSI paravirtual SCSI bus emulation support, allows local guest OS administrators to cause a denial of service (out-of-bounds array access) via vectors related to the (1) PVSCSI_CMD_SETUP_RINGS or (2) PVSCSI_CMD_SETUP_MSG_RING SCSI command.
INFO
Published Date :
Sept. 2, 2016, 2:59 p.m.
Last Modified :
Oct. 21, 2020, 8:52 p.m.
Source :
[email protected]
Remotely Exploitable :
No
Impact Score :
4.0
Exploitability Score :
1.5
Public PoC/Exploit Available at Github
CVE-2016-4952 has a 2 public PoC/Exploit available at Github.
Go to the Public Exploits tab to see the list.
Affected Products
The following products are affected by CVE-2016-4952
vulnerability.
Even if cvefeed.io is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2016-4952.
| URL | Resource |
|---|---|
| http://www.openwall.com/lists/oss-security/2016/05/23/1 | Mailing List Third Party Advisory |
| http://www.openwall.com/lists/oss-security/2016/05/23/4 | Mailing List Third Party Advisory |
| http://www.ubuntu.com/usn/USN-3047-1 | Third Party Advisory |
| http://www.ubuntu.com/usn/USN-3047-2 | Third Party Advisory |
| https://bugzilla.redhat.com/show_bug.cgi?id=1334384 | Issue Tracking Third Party Advisory |
| https://lists.debian.org/debian-lts-announce/2018/11/msg00038.html | Mailing List Third Party Advisory |
| https://lists.gnu.org/archive/html/qemu-devel/2016-05/msg03774.html | Mailing List Patch Third Party Advisory |
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
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Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2016-4952 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2016-4952 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
Modified Analysis by [email protected]
Oct. 21, 2020
Action Type Old Value New Value Removed CVSS V2 NIST (AV:L/AC:M/Au:S/C:N/I:N/A:P) Added CVSS V2 NIST (AV:L/AC:M/Au:N/C:N/I:N/A:P) Removed CVSS V3 NIST AV:L/AC:H/PR:H/UI:N/S:C/C:N/I:N/A:H Added CVSS V3.1 NIST AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:H Changed Reference Type https://bugzilla.redhat.com/show_bug.cgi?id=1334384 Issue Tracking https://bugzilla.redhat.com/show_bug.cgi?id=1334384 Issue Tracking, Third Party Advisory Changed Reference Type https://lists.debian.org/debian-lts-announce/2018/11/msg00038.html No Types Assigned https://lists.debian.org/debian-lts-announce/2018/11/msg00038.html Mailing List, Third Party Advisory Changed Reference Type https://lists.gnu.org/archive/html/qemu-devel/2016-05/msg03774.html Mailing List, Patch, Vendor Advisory https://lists.gnu.org/archive/html/qemu-devel/2016-05/msg03774.html Mailing List, Patch, Third Party Advisory Removed CWE NIST CWE-125 Added CWE NIST CWE-787 Changed CPE Configuration OR *cpe:2.3:a:qemu:qemu:-:*:*:*:*:*:*:* OR *cpe:2.3:a:qemu:qemu:*:*:*:*:*:*:*:* versions up to (including) 2.6.2 Changed CPE Configuration OR *cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:lts:*:*:* *cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:* *cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:* OR *cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:esm:*:*:* *cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:esm:*:*:* *cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:* Added CPE Configuration OR *cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* -
CVE Modified by [email protected]
Dec. 01, 2018
Action Type Old Value New Value Added Reference https://lists.debian.org/debian-lts-announce/2018/11/msg00038.html [No Types Assigned] -
Modified Analysis by [email protected]
Sep. 09, 2016
Action Type Old Value New Value Changed CPE Configuration Configuration 1 OR *cpe:2.3:a:qemu:qemu:-:*:*:*:*:*:*:* Configuration 1 OR *cpe:2.3:a:qemu:qemu:-:*:*:*:*:*:*:* Configuration 2 OR *cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:lts:*:*:* *cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:* *cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:* Changed Reference Type https://lists.gnu.org/archive/html/qemu-devel/2016-05/msg03774.html Patch, Vendor Advisory https://lists.gnu.org/archive/html/qemu-devel/2016-05/msg03774.html Mailing List, Vendor Advisory, Patch Changed Reference Type http://www.ubuntu.com/usn/USN-3047-1 No Types Assigned http://www.ubuntu.com/usn/USN-3047-1 Third Party Advisory Changed Reference Type http://www.ubuntu.com/usn/USN-3047-2 No Types Assigned http://www.ubuntu.com/usn/USN-3047-2 Third Party Advisory -
CVE Modified by [email protected]
Sep. 09, 2016
Action Type Old Value New Value Added Reference http://www.ubuntu.com/usn/USN-3047-1 Added Reference http://www.ubuntu.com/usn/USN-3047-2 -
CVE Translated by [email protected]
Sep. 07, 2016
Action Type Old Value New Value Removed Translation QEMU (también conocido como Quick Emulator), cuando está construido con soporte de emulación bus VMWARE PVSCSI paravirtual SCSI, permite a administradores locales del SO invitado provocar una denegación del servicio (acceso al array fuera de rango) a través de vectores relacionados con el comando (1) PVSCSI_CMD_SETUP_RINGS o (2) PVSCSI_CMD_SETUP_MSG_RING SCSI. Added Translation QEMU (también conocido como Quick Emulator), cuando está construido con soporte de emulación bus VMWARE PVSCSI paravirtual SCSI, permite a administradores locales del SO invitado provocar una denegación de servicio (acceso al array fuera de rango) a través de vectores relacionados con el comando (1) PVSCSI_CMD_SETUP_RINGS o (2) PVSCSI_CMD_SETUP_MSG_RING SCSI. -
CVE Translated by [email protected]
Sep. 02, 2016
Action Type Old Value New Value -
Modified Analysis by [email protected]
Sep. 02, 2016
Action Type Old Value New Value Added CPE Configuration Configuration 1 OR *cpe:2.3:a:qemu:qemu:-:*:*:*:*:*:*:* Added CVSS V2 (AV:L/AC:M/Au:S/C:N/I:N/A:P) Added CVSS V3 AV:L/AC:H/PR:H/UI:N/S:C/C:N/I:N/A:H Changed Reference Type https://bugzilla.redhat.com/show_bug.cgi?id=1334384 No Types Assigned https://bugzilla.redhat.com/show_bug.cgi?id=1334384 Issue Tracking Changed Reference Type http://www.openwall.com/lists/oss-security/2016/05/23/4 No Types Assigned http://www.openwall.com/lists/oss-security/2016/05/23/4 Third Party Advisory, Mailing List Changed Reference Type https://lists.gnu.org/archive/html/qemu-devel/2016-05/msg03774.html No Types Assigned https://lists.gnu.org/archive/html/qemu-devel/2016-05/msg03774.html Vendor Advisory, Patch Changed Reference Type http://www.openwall.com/lists/oss-security/2016/05/23/1 No Types Assigned http://www.openwall.com/lists/oss-security/2016/05/23/1 Third Party Advisory, Mailing List Added CWE CWE-125 -
Initial Analysis by [email protected]
Sep. 02, 2016
Action Type Old Value New Value -
Initial Analysis by [email protected]
Sep. 02, 2016
Action Type Old Value New Value -
Initial Analysis by [email protected]
Sep. 02, 2016
Action Type Old Value New Value
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2016-4952 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2016-4952
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
0.06 }} 0.00%
score
0.24592
percentile