CVE-2017-10916

CVSS V2 Medium 5 CVSS V3 High 7.5
Description
The vCPU context-switch implementation in Xen through 4.8.x improperly interacts with the Memory Protection Extensions (MPX) and Protection Key (PKU) features, which makes it easier for guest OS users to defeat ASLR and other protection mechanisms, aka XSA-220.
Overview
  • CVE ID
  • CVE-2017-10916
  • Assigner
  • cve@mitre.org
  • Vulnerability Status
  • Modified
  • Published Version
  • 2017-07-05T01:29:00
  • Last Modified Date
  • 2017-11-04T01:29:31
Weakness Enumerations
CWE URL
CWE-200 http://cwe.mitre.org/data/definitions/200.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:o:xen:xen:4.5.0:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:xen:xen:4.5.1:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:xen:xen:4.5.2:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:xen:xen:4.5.3:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:xen:xen:4.5.5:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:xen:xen:4.6.0:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:xen:xen:4.6.1:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:xen:xen:4.6.2:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:xen:xen:4.6.4:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:xen:xen:4.6.5:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:xen:xen:4.7.1:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:xen:xen:4.8.0:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:xen:xen:4.8.1:*:*:*:*:*:*:* 1 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:L/Au:N/C:P/I:N/A:N
  • Access Vector
  • NETWORK
  • Access Compatibility
  • LOW
  • Authentication
  • NONE
  • Confidentiality Impact
  • PARTIAL
  • Integrity Impact
  • NONE
  • Availability Impact
  • NONE
  • Base Score
  • 5
  • Severity
  • MEDIUM
  • Exploitability Score
  • 10
  • Impact Score
  • 2.9
CVSS Version 3
  • Version
  • 3.0
  • Vector String
  • CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
  • Attack Vector
  • NETWORK
  • Attack Compatibility
  • LOW
  • Privileges Required
  • NONE
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • HIGH
  • Availability Impact
  • NONE
  • Base Score
  • 7.5
  • Base Severity
  • HIGH
  • Exploitability Score
  • 3.9
  • Impact Score
  • 3.6
References
Reference URL Reference Tags
https://xenbits.xen.org/xsa/advisory-220.html Mailing List Mitigation Vendor Advisory
http://www.securitytracker.com/id/1038730
http://www.securityfocus.com/bid/99167
https://security.gentoo.org/glsa/201708-03
http://www.debian.org/security/2017/dsa-3969
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2017-10916
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-10916
History
Created Old Value New Value Data Type Notes
2022-05-10 08:12:20 Added to TrackCVE
2022-12-02 18:16:15 2017-07-05T01:29Z 2017-07-05T01:29:00 CVE Published Date updated
2022-12-02 18:16:15 2017-11-04T01:29:31 CVE Modified Date updated
2022-12-02 18:16:15 Modified Vulnerability Status updated