CVE-2018-7542
 
Severity Score
6.5
*CVSS v3
Exploit Likelihood
*EPSS
Affected Versions
*CPE
Public Exploits
0
*Multiple Sources
Exploited in Wild
-
*KEV
Decision
-
*SSVC
Descriptions
An issue was discovered in Xen 4.8.x through 4.10.x allowing x86 PVH guest OS users to cause a denial of service (NULL pointer dereference and hypervisor crash) by leveraging the mishandling of configurations that lack a Local APIC.
Se ha descubierto un problema en Xen 4.8.x hasta la versión 4.10.x que permite que los usuarios invitados x86 PVH del sistema operativo provoquen una denegación de servicio (desreferencia de puntero NULL y cierre inesperado del hipervisor) aprovechando la gestión incorrecta de configuraciones que carecen de una APIC local.
*Credits:
N/A
CVSS Scores
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Attack Vector
Attack Complexity
Authentication
Confidentiality
Integrity
Availability
* Common Vulnerability Scoring System
SSVC
- Decision:-
Exploitation
Automatable
Tech. Impact
* Organization's Worst-case Scenario
Timeline
- 2018-02-27 CVE Reserved
- 2018-02-27 CVE Published
- 2023-03-08 EPSS Updated
- 2024-08-05 CVE Updated
- ---------- Exploited in Wild
- ---------- KEV Due Date
- ---------- First Exploit
CWE
- CWE-476: NULL Pointer Dereference
CAPEC
References (4)
URL | Tag | Source |
---|---|---|
http://www.securitytracker.com/id/1040776 | Vdb Entry |
URL | Date | SRC |
---|
URL | Date | SRC |
---|
URL | Date | SRC |
---|---|---|
https://security.gentoo.org/glsa/201810-06 | 2018-10-31 | |
https://www.debian.org/security/2018/dsa-4131 | 2018-10-31 | |
https://xenbits.xen.org/xsa/advisory-256.html | 2018-10-31 |
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" | >= 4.8.0 <= 4.10.0 Search vendor "Xen" for product "Xen" and version " >= 4.8.0 <= 4.10.0" | - |
Affected
| ||||||
Debian Search vendor "Debian" | Debian Linux Search vendor "Debian" for product "Debian Linux" | 9.0 Search vendor "Debian" for product "Debian Linux" and version "9.0" | - |
Affected
|