Citrix Workspace App prior 2006.1 on Windows Privileges webio.dll default permission

CVSS Meta Temp Score
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CTI Interest Score
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6.3$0-$5k0.00

Summaryinfo

A vulnerability was found in Citrix Workspace App on Windows. It has been rated as critical. This impacts an unknown function in the library webio.dll of the component Privileges. The manipulation leads to default permission. This vulnerability is referenced as CVE-2020-13885. The attack can only be performed from a local environment. No exploit is available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability was found in Citrix Workspace App on Windows (Connectivity Software). It has been rated as critical. This issue affects an unknown function in the library webio.dll of the component Privileges. The manipulation with an unknown input leads to a default permission vulnerability. Using CWE to declare the problem leads to CWE-276. During installation, installed file permissions are set to allow anyone to modify those files. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

Citrix Workspace App before 2006.1 on Windows has Insecure Permissions for "%PROGRAMDATA%\Citrix\Citrix Workspace ####\" which allows local users to gain privileges by copying a malicious webio.dll there.

The weakness was published 06/08/2020. The identification of this vulnerability is CVE-2020-13885 since 06/06/2020. Attacking locally is a requirement. The successful exploitation requires a simple authentication. Technical details of the vulnerability are known, but there is no available exploit. The attack technique deployed by this issue is T1222 according to MITRE ATT&CK.

Upgrading to version 2006.1 eliminates this vulnerability.

Similar entry is available at VDB-156274. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

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Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

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

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

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

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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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-2020-13885 (🔍)
GCVE (CVE): GCVE-0-2020-13885
GCVE (VulDB): GCVE-100-156275
See also: 🔍

Entryinfo

Created: 06/09/2020 07:01
Updated: 10/22/2020 18:43
Changes: 06/09/2020 07:01 (39), 06/09/2020 07:06 (18), 10/22/2020 18:43 (1)
Complete: 🔍
Cache ID: 216::103

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