CVE-2017-8903 - Xen through 4.8.x on 64-bit platforms mishandles page tables after an IRET hypercall, which might al

CVE-2017-8903

Summary

Xen through 4.8.x on 64-bit platforms mishandles page tables after an IRET hypercall, which might allow PV guest OS users to execute arbitrary code on the host OS, aka XSA-213.

References

http://www.securityfocus.com/bid/98426
http://www.securitytracker.com/id/1038386
https://blog.xenproject.org/2017/05/02/updates-on-xsa-213-xsa-214-and-xsa-215/
https://security.gentoo.org/glsa/201705-11
https://xenbits.xen.org/xsa/advisory-213.html

Vulnerable Configurations

cpe:2.3:o:xen:xen:4.8.0:*:*:*:*:*:*:*
cpe:2.3:o:xen:xen:4.8.0:*:*:*:*:*:*:*
cpe:2.3:o:xen:xen:4.8.1:*:*:*:*:*:*:*
cpe:2.3:o:xen:xen:4.8.1:*:*:*:*:*:*:*

CVSS

Base:	7.2 (as of 03-10-2019 - 00:03)
Impact:
Exploitability:

CWE

NVD-CWE-noinfo

CAPEC

Access

Vector	Complexity	Authentication
LOCAL	LOW	NONE

Impact

Confidentiality	Integrity	Availability
COMPLETE	COMPLETE	COMPLETE

cvss-vector via4

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

refmap via4

bid	98426
confirm	https://blog.xenproject.org/2017/05/02/updates-on-xsa-213-xsa-214-and-xsa-215/ https://xenbits.xen.org/xsa/advisory-213.html
gentoo	GLSA-201705-11
sectrack	1038386

Last major update

03-10-2019 - 00:03

Published

11-05-2017 - 19:29

Last modified

03-10-2019 - 00:03