CVE-2018-19963 - An issue was discovered in Xen 4.11 allowing HVM guest OS users to cause a denial of service (host O

CVE-2018-19963

Summary

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.

References

http://www.securityfocus.com/bid/106182
https://xenbits.xen.org/xsa/advisory-276.html

Vulnerable Configurations

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

CVSS

Base:	6.9 (as of 03-10-2019 - 00:03)
Impact:
Exploitability:

CWE

CWE-617

CAPEC

Access

Vector	Complexity	Authentication
LOCAL	MEDIUM	NONE

Impact

Confidentiality	Integrity	Availability
COMPLETE	COMPLETE	COMPLETE

cvss-vector via4

AV:L/AC:M/Au:N/C:C/I:C/A:C

refmap via4

bid	106182
misc	https://xenbits.xen.org/xsa/advisory-276.html

Last major update

03-10-2019 - 00:03

Published

08-12-2018 - 04:29

Last modified

03-10-2019 - 00:03