Vulnerability identifier: #VU13522
Vulnerability risk: Low
CVSSv3.1: 5.4 [CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:H/E:U/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-264
Exploitation vector: Local network
Exploit availability: No
Vulnerable software:
Xen
Server applications /
Virtualization software
Vendor: Xen Project
Description
The vulnerability allows an adjacent attacker with administrative privileges to bypass security restrictions on the target system.
The vulnerability exists on x86 systems due to a flaw in libxl. An adjacent attacker can bypass the read-only restrictions on a SCSI disk image in certain cases.
Mitigation
Install update from vendor's website.
Vulnerable software versions
Xen: 4.6.0 - 4.10.0
External links
http://xenbits.xen.org/xsa/advisory-266.html
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote authenticated privileged user via the local network (LAN).
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.