VMware Fusion Binary privileges management

CVSS Meta Temp Score
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CTI Interest Score
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6.9$0-$5k0.00

Summaryinfo

A vulnerability labeled as critical has been found in VMware Fusion, Remote Console for Mac and Horizon Client for Mac. This vulnerability affects unknown code of the component Binary Handler. The manipulation results in privileges management. This vulnerability is known as CVE-2020-3950. Attacking locally is a requirement. Furthermore, an exploit is available. The affected component should be upgraded.

Detailsinfo

A vulnerability, which was classified as critical, was found in VMware Fusion, Remote Console for Mac and Horizon Client for Mac (the affected version unknown). Affected is an unknown part of the component Binary Handler. The manipulation with an unknown input leads to a privileges management vulnerability. CWE is classifying the issue as CWE-269. The product does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

VMware Fusion (11.x before 11.5.2), VMware Remote Console for Mac (11.x and prior before 11.0.1) and Horizon Client for Mac (5.x and prior before 5.4.0) contain a privilege escalation vulnerability due to improper use of setuid binaries. Successful exploitation of this issue may allow attackers with normal user privileges to escalate their privileges to root on the system where Fusion, VMRC or Horizon Client is installed.

The weakness was published 03/17/2020. This vulnerability is traded as CVE-2020-3950 since 12/30/2019. The exploitability is told to be easy. Local access is required to approach this attack. The exploitation doesn't require any form of authentication. Technical details are unknown but a public exploit is available. This vulnerability is assigned to T1068 by the MITRE ATT&CK project.

The exploit is shared for download at packetstormsecurity.com. It is declared as attacked. This issue was added on 11/03/2021 to the CISA Known Exploited Vulnerabilities Catalog with a due date of 05/03/2022:

Apply updates per vendor instructions.

Upgrading eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at Exploit-DB (48337). If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.0
VulDB Meta Temp Score: 6.9

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

NVD Base Score: 7.8
NVD Vector: 🔍

CNA Base Score: 7.8
CNA Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Privileges management
CWE: CWE-269 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Access: Public
Status: Attacked
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

KEV Added: 🔍
KEV Due: 🔍
KEV Remediation: 🔍
KEV Ransomware: 🔍
KEV Notice: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Exploit-DB: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

12/30/2019 🔍
03/17/2020 +78 days 🔍
03/18/2020 +1 days 🔍
01/29/2025 +1778 days 🔍

Sourcesinfo

Vendor: vmware.com

Advisory: 156843
Status: Confirmed

CVE: CVE-2020-3950 (🔍)
GCVE (CVE): GCVE-0-2020-3950
GCVE (VulDB): GCVE-100-151770
scip Labs: https://www.scip.ch/en/?labs.20060413

Entryinfo

Created: 03/18/2020 08:37
Updated: 01/29/2025 20:46
Changes: 03/18/2020 08:37 (35), 03/18/2020 08:42 (17), 04/17/2024 09:50 (19), 04/17/2024 09:51 (1), 04/20/2024 06:42 (12), 07/03/2024 00:59 (2), 09/09/2024 22:29 (1), 09/14/2024 22:23 (1), 01/29/2025 20:46 (25)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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