Medium severity · published Jun 7, 2016
CVE-2016-4962
The libxl device-handling in Xen 4.6.x and earlier allows local OS guest administrators to cause a denial of service (resource consumption or management facility confusion) or…
6.7
CVSS
0.4%
EPSS
No
On KEV
Description
The libxl device-handling in Xen 4.6.x and earlier allows local OS guest administrators to cause a denial of service (resource consumption or management facility confusion) or gain host OS privileges by manipulating information in guest controlled areas of xenstore.
CVSS vector
CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Attack vector
Local
Complexity
Low
Privileges
High
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 34% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
VS
VM Server · Oracle
3.3; 3.4 · source: NVD
XE
Xen · Xen
4.3.0; 4.3.1; 4.3.2; 4.3.3; 4.3.4; 4.4.0; +11 more · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2016-4962
CVE.org
https://www.cve.org/CVERecord?id=CVE-2016-4962
www.debian.org
http://www.debian.org/security/2016/dsa-3633
Vendor Advisory
http://www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.html
www.securityfocus.com
http://www.securityfocus.com/bid/91006
Third Party Advisory
http://www.securitytracker.com/id/1036023
Vendor Advisory
http://xenbits.xen.org/xsa/advisory-175.html
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