Luxion KeyShot up to 10.0 Network Share dll Remote Privilege Escalation

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CVSS Meta Temp Score
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CTI Interest Score
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6.7$0-$5k0.07

A vulnerability, which was classified as critical, has been found in Luxion KeyShot, KeyShot Viewer, KeyShot Network Rendering and KeyVR up to 10.0. This issue affects some unknown functionality in the library dll of the component Network Share Handler. Using CWE to declare the problem leads to CWE-357. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

Luxion KeyShot versions prior to 10.1, Luxion KeyShot Viewer versions prior to 10.1, Luxion KeyShot Network Rendering versions prior to 10.1, and Luxion KeyVR versions prior to 10.1 are vulnerable to an attack because the .bip documents display a “load” command, which can be pointed to a .dll from a remote network share. As a result, the .dll entry point can be executed without sufficient UI warning.

The weakness was released 02/23/2021 as icsa-21-035-01. It is possible to read the advisory at us-cert.cisa.gov. The identification of this vulnerability is CVE-2021-22645 since 01/05/2021. The attack may be initiated remotely. A simple authentication is required for exploitation. Technical details of the vulnerability are known, but there is no available exploit.

Upgrading to version 10.1 eliminates this vulnerability.

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VulDB Meta Base Score: 7.0
VulDB Meta Temp Score: 6.7

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔒
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD Vector: 🔒

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

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Exploitinginfoedit

Class: Unknown
CWE: CWE-357
ATT&CK: Unknown

Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat: 🔍
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Countermeasuresinfoedit

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: KeyShot/KeyShot Viewer/KeyShot Network Rendering/KeyVR 10.1

Timelineinfoedit

01/05/2021 CVE assigned
02/23/2021 +49 days Advisory disclosed
02/23/2021 +0 days VulDB entry created
03/04/2021 +9 days VulDB last update

Sourcesinfoedit

Advisory: icsa-21-035-01
Status: Confirmed

CVE: CVE-2021-22645 (🔒)

Entryinfoedit

Created: 02/23/2021 08:20 AM
Updated: 03/04/2021 02:18 PM
Changes: (19) vulnerability_cwe vulnerability_cvss3_nvd_av vulnerability_cvss3_nvd_ac vulnerability_cvss3_nvd_pr vulnerability_cvss3_nvd_ui vulnerability_cvss3_nvd_s vulnerability_cvss3_nvd_c vulnerability_cvss3_nvd_i vulnerability_cvss3_nvd_a vulnerability_cvss2_nvd_av vulnerability_cvss2_nvd_ac vulnerability_cvss2_nvd_au vulnerability_cvss2_nvd_ci vulnerability_cvss2_nvd_ii vulnerability_cvss2_nvd_ai vulnerability_cvss3_meta_basescore vulnerability_cvss3_meta_tempscore vulnerability_cvss2_nvd_basescore vulnerability_cvss3_nvd_basescore
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