Privilege escalation in Xen - CVE-2017-10915

 

Privilege escalation in Xen - CVE-2017-10915

Published: June 21, 2017 / Updated: July 28, 2020


Vulnerability identifier: #VU7147
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2017-10915
CWE-ID: CWE-362
Exploitation vector: Local access
Exploit availability: No public exploit available
Vendor: Xen Project
Affected software:
Xen

Detailed vulnerability description

The vulnerability allows a local attacker to gain elevated privileges.

The weakness exists due to race condition in shadow paging emulation. A local attacker on two quest systems can gain host privileges.

Successful exploitation of the vulnerability results in privilege escalation.

How to mitigate CVE-2017-10915

Install update from vendor's website.

Sources