CVE-2013-2211

critical

Description

The libxenlight (libxl) toolstack library in Xen 4.0.x, 4.1.x, and 4.2.x uses weak permissions for xenstore keys for paravirtualised and emulated serial console devices, which allows local guest administrators to modify the xenstore value via unspecified vectors.

References

http://www.openwall.com/lists/oss-security/2013/06/26/4

http://www.openwall.com/lists/oss-security/2013/06/25/1

http://www.debian.org/security/2014/dsa-3006

http://security.gentoo.org/glsa/glsa-201309-24.xml

http://secunia.com/advisories/55082

http://lists.opensuse.org/opensuse-security-announce/2014-03/msg00021.html

Details

Source: Mitre, NVD

Published: 2013-08-28

Updated: 2014-12-12

Risk Information

CVSS v2

Base Score: 7.4

Vector: CVSS2#AV:A/AC:M/Au:S/C:C/I:C/A:C

Severity: High

CVSS v3

Base Score: 9.8

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Severity: Critical