CVE Vulnerability

CVE-2018-19963

An issue was discovered in Xen 4.11 allowing HVM guest OS users to cause a denial of service (host OS crash) or possibly gain host OS privileges because x86 IOREQ server resource accounting (for external emulators) was mishandled.

6.9 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 3.4 / Impact : 10

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

Scope

7.8 /10

CVSS v3.0 : HIGH

V3 Legend

Vector :

Exploitability : 1.1 / Impact : 6

Attack Vector LOCAL

Attack Complexity HIGH

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope CHANGED

References
Link Resource
https://xenbits.xen.org/xsa/advisory-276.html Patch Third Party Advisory
http://www.securityfocus.com/bid/106182 Third Party Advisory VDB Entry
Configurations

Configuration 1

cpe:2.3:o:xen:xen:4.11.0:*:*:*:*:*:*:*
Information

Published : 2018-12-08 04:29

Updated : 2019-10-03 12:03

NVD link : CVE-2018-19963

Mitre link : CVE-2018-19963

Products Affected
No products.
CWE
CWE-617