CVE-2015-7311
Xen libxl Read-Only Disk Bypass
Description
libxl in Xen 4.1.x through 4.6.x does not properly handle the readonly flag on disks when using the qemu-xen device model, which allows local guest users to write to a read-only disk image.
INFO
Published Date :
Oct. 1, 2015, 8:59 p.m.
Last Modified :
Oct. 30, 2018, 4:26 p.m.
Source :
[email protected]
Remotely Exploitable :
No
Impact Score :
4.9
Exploitability Score :
3.9
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-2015-7311.
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).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2015-7311 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2015-7311 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 -
CPE Deprecation Remap by [email protected]
Oct. 30, 2018
Action Type Old Value New Value Changed CPE Configuration OR *cpe:2.3:o:xen:xen:4.4.0:-:*:*:*:*:*:* OR *cpe:2.3:o:xen:xen:4.4.0:*:*:*:*:*:*:* -
CVE Modified by [email protected]
Jul. 01, 2017
Action Type Old Value New Value Added Reference https://security.gentoo.org/glsa/201604-03 [No Types Assigned] -
CVE Modified by [email protected]
Dec. 07, 2016
Action Type Old Value New Value Added Reference http://www.debian.org/security/2015/dsa-3414 [No Types Assigned] Added Reference http://lists.opensuse.org/opensuse-updates/2015-12/msg00053.html [No Types Assigned] -
CVE Modified by [email protected]
Nov. 28, 2016
Action Type Old Value New Value Added Reference http://www.securityfocus.com/bid/76823 [No Types Assigned] -
CVE Translated by [email protected]
Oct. 03, 2015
Action Type Old Value New Value Removed Translation Vulnerabilidad en libxl en Xen 4.1.x hasta la versión 4.6.x, no maneja correctamente el indicador de solo lectura en los discos cuando se utiliza el dispositivo modelo qemu-xen, lo que permite a usuarios invitados locales escribir a una imagen de disco de sólo lectura. Added Translation libxl en Xen 4.1.x hasta la versión 4.6.x no maneja correctamente el indicador de solo lectura en los discos cuando se utiliza el dispositivo modelo qemu-xen, lo que permite a usuarios invitados locales escribir a una imagen de disco de sólo lectura. -
Modified Analysis by [email protected]
Oct. 02, 2015
Action Type Old Value New Value Added CPE Configuration Configuration 1 OR *cpe:2.3:o:xen:xen:4.1.0:*:*:*:*:*:*:* *cpe:2.3:o:xen:xen:4.1.1:*:*:*:*:*:*:* *cpe:2.3:o:xen:xen:4.1.2:*:*:*:*:*:*:* *cpe:2.3:o:xen:xen:4.1.3:*:*:*:*:*:*:* *cpe:2.3:o:xen:xen:4.1.4:*:*:*:*:*:*:* *cpe:2.3:o:xen:xen:4.1.5:*:*:*:*:*:*:* *cpe:2.3:o:xen:xen:4.1.6.1:*:*:*:*:*:*:* *cpe:2.3:o:xen:xen:4.2.0:*:*:*:*:*:*:* *cpe:2.3:o:xen:xen:4.2.1:-:*:*:*:*:x86:* *cpe:2.3:o:xen:xen:4.2.2:*:*:*:*:*:*:* *cpe:2.3:o:xen:xen:4.2.3:*:*:*:*:*:*:* *cpe:2.3:o:xen:xen:4.2.4:*:*:*:*:*:x86:* *cpe:2.3:o:xen:xen:4.2.5:*:*:*:*:*:x86:* *cpe:2.3:o:xen:xen:4.3.0:*:*:*:*:*:*:* *cpe:2.3:o:xen:xen:4.3.1:*:*:*:*:*:*:* *cpe:2.3:o:xen:xen:4.3.2:*:*:*:*:*:*:* *cpe:2.3:o:xen:xen:4.3.3:*:*:*:*:*:x86:* *cpe:2.3:o:xen:xen:4.3.4:*:*:*:*:*:*:* *cpe:2.3:o:xen:xen:4.4.0:-:*:*:*:*:*:* *cpe:2.3:o:xen:xen:4.4.0:rc1:*:*:*:*:*:* *cpe:2.3:o:xen:xen:4.4.1:-:*:*:*:*:*:* *cpe:2.3:o:xen:xen:4.5.0:*:*:*:*:*:*:* *cpe:2.3:o:xen:xen:4.5.1:*:*:*:*:*:*:* Added CVSS V2 (AV:L/AC:L/Au:N/C:N/I:P/A:P) Changed Reference Type http://xenbits.xen.org/xsa/advisory-142.html No Types Assigned http://xenbits.xen.org/xsa/advisory-142.html Advisory Added CWE CWE-17 -
Initial Analysis by [email protected]
Oct. 02, 2015
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-2015-7311 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-2015-7311
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
0.07 }} 0.00%
score
0.27621
percentile