VMware Workstation/Horizon Client on Windows Cortado Thinprint out-of-bounds write

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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3.7$0-$5k0.00

Summaryinfo

A vulnerability marked as problematic has been reported in VMware Workstation and Horizon Client on Windows. This issue affects some unknown processing of the component Cortado Thinprint. This manipulation causes out-of-bounds write. This vulnerability is handled as CVE-2020-3951. It is possible to launch the attack on the local host. There is not any exploit available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability has been found in VMware Workstation and Horizon Client on Windows (Virtualization Software) (the affected version is unknown) and classified as problematic. Affected by this vulnerability is an unknown code of the component Cortado Thinprint. The manipulation with an unknown input leads to a out-of-bounds write vulnerability. The CWE definition for the vulnerability is CWE-787. The product writes data past the end, or before the beginning, of the intended buffer. As an impact it is known to affect availability. The summary by CVE is:

VMware Workstation (15.x before 15.5.2) and Horizon Client for Windows (5.x and prior before 5.4.0) contain a denial-of-service vulnerability due to a heap-overflow issue in Cortado Thinprint. Attackers with non-administrative access to a guest VM with virtual printing enabled may exploit this issue to create a denial-of-service condition of the Thinprint service running on the system where Workstation or Horizon Client is installed.

The weakness was released 03/17/2020. This vulnerability is known as CVE-2020-3951 since 12/30/2019. The exploitation appears to be easy. Attacking locally is a requirement. The exploitation doesn't need any form of authentication. The technical details are unknown and an exploit is not publicly available.

Upgrading eliminates this vulnerability.

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Productinfo

Type

Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.8
VulDB Meta Temp Score: 3.7

VulDB Base Score: 3.8
VulDB Temp Score: 3.7
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 3.8
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Out-of-bounds write
CWE: CWE-787 / CWE-119
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: 🔍

Timelineinfo

12/30/2019 🔍
03/17/2020 +78 days 🔍
03/18/2020 +1 days 🔍
04/17/2024 +1491 days 🔍

Sourcesinfo

Vendor: vmware.com

Advisory: vmware.com
Status: Not defined

CVE: CVE-2020-3951 (🔍)
GCVE (CVE): GCVE-0-2020-3951
GCVE (VulDB): GCVE-100-151771
scip Labs: https://www.scip.ch/en/?labs.20060413

Entryinfo

Created: 03/18/2020 08:37
Updated: 04/17/2024 09:54
Changes: 03/18/2020 08:37 (36), 03/18/2020 08:42 (18), 04/17/2024 09:54 (17)
Complete: 🔍
Cache ID: 216::103

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