CVE-2017-10913 Information

Description

The grant-table feature in Xen through 4.8.x provides false mapping information in certain cases of concurrent unmap calls which allows backend attackers to obtain sensitive information or gain privileges aka XSA-218 bug 1.

CVSS Vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Reference

http://www.debian.org/security/2017/dsa-3969 http://www.securityfocus.com/bid/99411 http://www.securitytracker.com/id/1038722 https://security.gentoo.org/glsa/201708-03 https://security.gentoo.org/glsa/201710-17 https://xenbits.xen.org/xsa/advisory-218.html

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

9.8