#VU7500 Privilege escalation in Xen - CVE-2017-10913
Published: July 13, 2017
Vulnerability identifier: #VU7500
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2017-10913
CWE-ID: CWE-264
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 backend attacker to gain frontend privileges.
The weakness exists due to improper mapping of information in certain cases of concurrent unmap calls by the grant-table feature in Xen. A backend attacker can read arbitrary files on the system or gain frontend privileges.
Successful exploitation of the vulnerability results in privilege escalation.
The weakness exists due to improper mapping of information in certain cases of concurrent unmap calls by the grant-table feature in Xen. A backend attacker can read arbitrary files on the system or gain frontend privileges.
Successful exploitation of the vulnerability results in privilege escalation.
Remediation
Install update from vendor's website.