OracleVM 3.1 : xen (OVMSA-2012-0046)

This script is Copyright (C) 2014-2017 Tenable Network Security, Inc.


Synopsis :

The remote OracleVM host is missing one or more security updates.

Description :

The remote OracleVM system is missing necessary patches to address
critical security updates :

- Xen Security Advisory CVE-2012-4411 / XSA-19 version 2
guest administrator can access qemu monitor console
Disable qemu monitor by default. The qemu monitor is an
overly powerful feature which must be protected from
untrusted (guest) administrators. (CVE-2012-4411)

- fix xm create vcpu_avail exceeds XMLRPC int limits If
maxvcpus = vcpus = 40, (1<<40 -1) will exceed XMLRPC int
limit. Change it to str will work. Then in the xend
side, it will converted back to int. (CVE-2012-3515)

See also :

http://www.nessus.org/u?fdeedcb2

Solution :

Update the affected xen / xen-devel / xen-tools packages.

Risk factor :

High / CVSS Base Score : 7.2
(CVSS2#AV:L/AC:L/Au:N/C:C/I:C/A:C)
CVSS Temporal Score : 5.3
(CVSS2#E:U/RL:OF/RC:C)
Public Exploit Available : false

Family: OracleVM Local Security Checks

Nessus Plugin ID: 79485 ()

Bugtraq ID: 55413
55442

CVE ID: CVE-2012-3515
CVE-2012-4411

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