// For flags

CVE-2015-8550

 

Severity Score

8.2
*CVSS v3

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

Xen, when used on a system providing PV backends, allows local guest OS administrators to cause a denial of service (host OS crash) or gain privileges by writing to memory shared between the frontend and backend, aka a double fetch vulnerability.

Xen, cuando se utiliza en un sistema que proporciona backends PV, permite a administradores locales del SO invitado causar una denegación de servicio (caída de SO anfitrión) o la obtención de privilegios escribiendo en la memoria compartida por el frontend y el backend, también conocida como una vulnerabilidad de doble recuperación.

*Credits: N/A
CVSS Scores
Attack Vector
Local
Attack Complexity
Low
Privileges Required
High
User Interaction
None
Scope
Changed
Confidentiality
High
Integrity
High
Availability
High
Attack Vector
Local
Attack Complexity
Low
Authentication
Single
Confidentiality
Partial
Integrity
Partial
Availability
Complete
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2015-12-14 CVE Reserved
  • 2015-12-20 CVE Published
  • 2023-03-08 EPSS Updated
  • 2024-08-06 CVE Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-284: Improper Access Control
CAPEC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Xen
Search vendor "Xen"
 Xen
Search vendor "Xen" for product "Xen"
--
Affected
Novell
Search vendor "Novell"
 Suse Linux Enterprise Real Time Extension
Search vendor "Novell" for product "Suse Linux Enterprise Real Time Extension"
 12
Search vendor "Novell" for product "Suse Linux Enterprise Real Time Extension" and version "12"
sp1
Affected