Vulnerability Report

CVE-2020-11443

Title: Zoom It Installer

Other

Proof Of Concept

No public PoC currently indexed for CVE-2020-11443.

CWE Category CWE-59

Published Date May 04, 2020

Modified Date Jun 17, 2026

Exploit Status Not Found

Score 8.1 CVSS v3.1

Exploit Probability (EPSS)

1.54%

Vulnerability Summary

CVE-2020-11443: The Zoom IT installer for Windows (ZoomInstallerFull.msi) prior to version 4.6.10 deletes files located in %APPDATA%\Zoom before installing an updated version of the client. Standard users are able to write to this directory, and can write links to other directories on the machine. As the installer runs with SYSTEM privileges and follows these links, a user can cause the installer to delete files that otherwise cannot be deleted by the user.

Impacted Vendors

zoom 1

Reference Links

https://support.zoom.us/hc/en-us/articles/201361953-New-Updates-for-Windows https://support.zoom.us/hc/en-us/articles/360043036451 https://support.zoom.us/hc/en-us/articles/360043036451-Security-CVE-2020-11443 https://support.zoom.us/hc/en-us/articles/201361953-New-Updates-for-Windows https://support.zoom.us/hc/en-us/articles/360043036451 https://support.zoom.us/hc/en-us/articles/360043036451-Security-CVE-2020-11443

CVSS v3.1

Source Entity [email protected]

Severity HIGH

8.1

Attack Vector

NETWORK

Complexity

LOW

Privileges

N/A

Interaction

NONE

Confidentiality

N/A

Integrity

N/A

Availability

N/A

Scope

UNCHANGED

RAW VECTOR CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H

CVSS v2.0

Source Entity [email protected]

Severity HIGH

8.5

Access Vector

N/A

Authentication

N/A

RAW VECTOR AV:N/AC:L/Au:S/C:N/I:C/A:C

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2020-11443 Exploits & PoCs (Proof Of Concept)

No public PoCs found in our database for this CVE.

June 17, 2026 MODIFIED

Vulnerability data updated via NVD.

November 21, 2024 MODIFIED

Vulnerability data or affected products updated.

May 04, 2020 PUBLISHED

Vulnerability first announced in NVD.

Attack Vector Matrix

Access Vector NETWORK

Complexity LOW

Privileges N/A

Interaction NONE

CVSS Vector String


                                    CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H

Affected Stack

No specific products linked.