#VU7149 Information disclosure in Xen - CVE-2017-10916
Published: June 21, 2017 / Updated: July 28, 2020
Vulnerability identifier: #VU7149
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2017-10916
CWE-ID: CWE-200
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerable software:
Xen
Xen
Software vendor:
Xen Project
Xen Project
Description
The vulnerability allows a local attacker to obtain potentially sensitive information on the host system.
The weakness exists due to information leak. A local attacker on guest system that uses the Memory Protection Extensions (MPX) and Protection Key (PKU) features and manually context switch between vCPUs can obtain potentially sensitive control information about guest address space pointers on the target system.
Successful exploitation of the vulnerability results in information disclosure.
The weakness exists due to information leak. A local attacker on guest system that uses the Memory Protection Extensions (MPX) and Protection Key (PKU) features and manually context switch between vCPUs can obtain potentially sensitive control information about guest address space pointers on the target system.
Successful exploitation of the vulnerability results in information disclosure.
Remediation
Install update from vendor's website.