Citrix Workspace App prior 2006.1 on Windows Privileges citrix.exe default permission

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
6.3	$0-$5k	0.00

A vulnerability was found in Citrix Workspace App on Windows (Connectivity Software). It has been declared as critical. This vulnerability affects some unknown processing of the file citrix.exe of the component Privileges. The manipulation with an unknown input leads to a default permission vulnerability. The CWE definition for the vulnerability is CWE-276. During installation, installed file permissions are set to allow anyone to modify those files. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

Citrix Workspace App before 2006.1 on Windows has Insecure Permissions for %PROGRAMDATA%\Citrix (and an unquoted UninstallString), which allows local users to gain privileges by copying a malicious citrix.exe there.

The weakness was shared 06/08/2020. This vulnerability was named CVE-2020-13884 since 06/06/2020. Local access is required to approach this attack. Required for exploitation is a single authentication. Technical details are known, but there is no available exploit. This vulnerability is assigned to T1222 by the MITRE ATT&CK project.

Upgrading to version 2006.1 eliminates this vulnerability.

The entry 156275 is related to this item.

Productinfo

Type

Connectivity Software

Vendor

Citrix

Name

Workspace App

License

commercial

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.5
VulDB Meta Temp Score: 6.4

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
unlock	unlock	unlock	unlock	unlock	unlock
unlock	unlock	unlock	unlock	unlock	unlock
unlock	unlock	unlock	unlock	unlock	unlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Default permission
CWE: CWE-276 / CWE-266
ATT&CK: T1222

Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	unlock	unlock	unlock	unlock
Today	unlock	unlock	unlock	unlock

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Workspace App 2006.1

Timelineinfo

06/06/2020 🔍
06/08/2020 +2 days 🔍
06/09/2020 +1 days 🔍
10/22/2020 +135 days 🔍

Sourcesinfo

Vendor: citrix.com

Status: Not defined
Confirmation: 🔍

CVE: CVE-2020-13884 (🔍)
See also: 🔍

Entryinfo

Created: 06/09/2020 07:01
Updated: 10/22/2020 18:41
Changes: 06/09/2020 07:01 (39), 06/09/2020 07:06 (18), 10/22/2020 18:41 (1)
Complete: 🔍