Executive Summary

Informations
Name CVE-2018-18883 First vendor Publication 2018-10-31
Vendor Cve Last vendor Modification 2019-01-24

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Overall CVSS Score 8.8
Base Score 8.8 Environmental Score 8.8
impact SubScore 6 Temporal Score 8.8
Exploitabality Sub Score 2
 
Attack Vector Local Attack Complexity Low
Privileges Required Low User Interaction None
Scope Changed Confidentiality Impact High
Integrity Impact High Availability Impact High
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector : (AV:L/AC:L/Au:N/C:C/I:C/A:C)
Cvss Base Score 7.2 Attack Range Local
Cvss Impact Score 10 Attack Complexity Low
Cvss Expoit Score 3.9 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

An issue was discovered in Xen 4.9.x through 4.11.x, on Intel x86 platforms, allowing x86 HVM and PVH guests to cause a host OS denial of service (NULL pointer dereference) or possibly have unspecified other impact because nested VT-x is not properly restricted.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-18883

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-476 NULL Pointer Dereference

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 17
Os 154

Nessus® Vulnerability Scanner

Date Description
2019-01-03 Name : The remote Fedora host is missing a security update.
File : fedora_2018-73dd8de892.nasl - Type : ACT_GATHER_INFO
2019-01-03 Name : The remote Fedora host is missing a security update.
File : fedora_2018-a24754252a.nasl - Type : ACT_GATHER_INFO
2018-11-13 Name : The remote Fedora host is missing a security update.
File : fedora_2018-f20a0cead5.nasl - Type : ACT_GATHER_INFO
2018-11-09 Name : A server virtualization platform installed on the remote host is missing a se...
File : citrix_xenserver_CTX239100.nasl - Type : ACT_GATHER_INFO

Sources (Detail)

Source Url
BID http://www.securityfocus.com/bid/105817
MISC https://xenbits.xen.org/xsa/advisory-278.html
SECTRACK http://www.securitytracker.com/id/1042021

Alert History

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Date Informations
2021-09-02 01:30:18
  • Multiple Updates
2021-05-05 01:29:46
  • Multiple Updates
2021-05-04 13:11:21
  • Multiple Updates
2021-04-22 02:25:41
  • Multiple Updates
2021-03-27 01:25:50
  • Multiple Updates
2020-05-23 02:14:28
  • Multiple Updates
2020-05-23 01:11:45
  • Multiple Updates
2019-01-24 17:19:08
  • Multiple Updates
2018-11-06 17:19:40
  • Multiple Updates
2018-11-02 13:20:56
  • Multiple Updates
2018-11-01 09:19:41
  • First insertion