8.8
HIGH
CVE-2020-8269
Citrix Virtual Apps RCE as SYSTEM
Description

An unprivileged Windows user on the VDA can perform arbitrary command execution as SYSTEM in CVAD versions before 2009, 1912 LTSR CU1 hotfixes CTX285870 and CTX286120, 7.15 LTSR CU6 hotfix CTX285344 and 7.6 LTSR CU9

INFO

Published Date :

Nov. 16, 2020, 1:15 a.m.

Last Modified :

Dec. 3, 2020, 3 p.m.

Remotely Exploitable :

Yes !

Impact Score :

5.9

Exploitability Score :

2.8
Affected Products

The following products are affected by CVE-2020-8269 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Citrix virtual_apps_and_desktops
2 Citrix xenapp
3 Citrix xendesktop
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2020-8269.

URL Resource
https://support.citrix.com/article/CTX285059 Patch Vendor Advisory

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2020-8269 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2020-8269 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • Initial Analysis by [email protected]

    Dec. 03, 2020

    Action Type Old Value New Value
    Added CVSS V2 NIST (AV:N/AC:L/Au:S/C:C/I:C/A:C)
    Added CVSS V3.1 NIST AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
    Changed Reference Type https://support.citrix.com/article/CTX285059 No Types Assigned https://support.citrix.com/article/CTX285059 Patch, Vendor Advisory
    Added CWE NIST CWE-269
    Added CPE Configuration OR *cpe:2.3:a:citrix:virtual_apps_and_desktops:*:*:*:*:ltsr:*:*:* versions from (including) 1903 up to (including) 1912 *cpe:2.3:a:citrix:virtual_apps_and_desktops:*:*:*:*:-:*:*:* versions up to (including) 2006 *cpe:2.3:a:citrix:xenapp:*:*:*:*:ltsr:*:*:* versions up to (excluding) 7.6 *cpe:2.3:a:citrix:xenapp:7.6:-:*:*:ltsr:*:*:* *cpe:2.3:a:citrix:xenapp:7.6:cu8:*:*:ltsr:*:*:* *cpe:2.3:a:citrix:xenapp:*:*:*:*:ltsr:*:*:* versions from (including) 7.7 up to (excluding) 7.15 *cpe:2.3:a:citrix:xenapp:7.15:-:*:*:ltsr:*:*:* *cpe:2.3:a:citrix:xenapp:7.15:cu6:*:*:ltsr:*:*:* *cpe:2.3:a:citrix:xendesktop:*:*:*:*:ltsr:*:*:* versions up to (excluding) 7.6 *cpe:2.3:a:citrix:xendesktop:7.6:-:*:*:ltsr:*:*:* *cpe:2.3:a:citrix:xendesktop:7.6:cu8:*:*:ltsr:*:*:* *cpe:2.3:a:citrix:xendesktop:*:*:*:*:ltsr:*:*:* versions from (including) 7.7 up to (excluding) 7.15 *cpe:2.3:a:citrix:xendesktop:7.15:-:*:*:ltsr:*:*:* *cpe:2.3:a:citrix:xendesktop:7.15:cu6:*:*:ltsr:*:*:*
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2020-8269 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2020-8269 weaknesses.

Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

0.10 }} -0.04%

score

0.41417

percentile

CVSS31 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability