CVE-2017-8903

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.

CVSS v3.0 8.8 HIGH
CVSS v2.0 7.2 HIGH

8.8^/10

CVSS v3.0 : HIGH

Vector : AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

Exploitability : 2.0 / Impact : 6.0

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope CHANGED

7.2^/10

CVSS v2.0 : HIGH

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

Exploitability : 3.9 / Impact : 10.0

Access Vector LOCAL

Access Complexity LOW

Authentication NONE

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

References

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

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Configurations

Configuration 1 (hide)

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

Information

Published : 2017-05-11 12:29

Updated : 2019-10-02 17:03

NVD link : CVE-2017-8903

Mitre link : CVE-2017-8903

JSON object : View

CWE

NVD-CWE-noinfo

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Products Affected

xen

xen

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