Citrix XenServer Multiple Vulnerabilities (CTX239432)

high Nessus Plugin ID 119148

Synopsis

A server virtualization platform installed on the remote host is missing a security patch.

Description

The version of Citrix XenServer running on the remote host is missing a security hotfix. It is, therefore, affected by multiple vulnerabilities. All of which allow a denial-of-service attack and one allowing privilege escalation as well as information disclosure.
Please refer to the vendor advisory for mitigating factors.

Solution

Apply the appropriate hotfix according to the vendor advisory.

See Also

https://support.citrix.com/article/CTX239432

Plugin Details

Severity: High

ID: 119148

File Name: citrix_xenserver_CTX239432.nasl

Version: 1.4

Type: local

Family: Misc.

Published: 11/26/2018

Updated: 11/1/2019

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.5

CVSS v2

Risk Factor: Medium

Base Score: 6.9

Temporal Score: 5.1

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

CVSS Score Source: CVE-2018-19961

CVSS v3

Risk Factor: High

Base Score: 7.8

Temporal Score: 6.8

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

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: cpe:/a:citrix:xenserver

Required KB Items: Host/XenServer/version, Host/local_checks_enabled

Exploit Ease: No known exploits are available

Patch Publication Date: 11/20/2018

Vulnerability Publication Date: 11/20/2018

Reference Information

CVE: CVE-2018-19961, CVE-2018-19962, CVE-2018-19965, CVE-2018-19967

BID: 106182, 105985

IAVA: 2018-A-0381