Instituto Nacional de ciberseguridad. Sección Incibe
Instituto Nacional de Ciberseguridad. Sección INCIBE-CERT

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CVE-2020-8270

Severity CVSS v4.0:
Pending analysis
Type:
CWE-78 OS Command Injections
Publication date:
16/11/2020
Last modified:
03/12/2020

Description

An unprivileged Windows user on the VDA or an SMB user can perform arbitrary command execution as SYSTEM in CVAD versions before 2009, 1912 LTSR CU1 hotfixes CTX285871 and CTX285872, 7.15 LTSR CU6 hotfix CTX285341 and CTX285342

Impact

Vector 3.x
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVSS v3.1 Severity and Metrics:

Base Score: 8.80 HIGH
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): High
Availability (A): High

Base Score 3.x
8.80
Severity 3.x
HIGH
Vector 2.0
AV:N/AC:L/Au:S/C:C/I:C/A:C CVSS v2.0 Severity and Metrics:

Base Score: 9.00 HIGH
Vector: AV:N/AC:L/Au:S/C:C/I:C/A:C

Attack Vector (AV): Network
Attack Complexity (AC): Low
Authentication (Au): Single
Confidentiality (C): Complete
Integrity (I): Complete
Availability (A): Complete

Base Score 2.0
9.00
Severity 2.0
HIGH

Vulnerable products and versions

CPE From Up to
cpe:2.3:a:citrix:virtual_apps_and_desktops:*:*:*:*:-:*:*:* 2006 (including)
cpe:2.3:a:citrix:virtual_apps_and_desktops:*:*:*:*:ltsr:*:*:* 1903 (including) 1912 (including)

To consult the complete list of CPE names with products and versions, see this page


References to Advisories, Solutions, and Tools