QID 375391

Date Published: 2021-03-23

QID 375391: Zoom Sensitive Information Disclosure Vulnerability

Zoom provides video communications with a cloud platform for video and audio conferencing, chat, and webinars across mobile, desktop, and room systems.

The screen sharing functionality of Zoom has a bug that, under certain conditions, briefly transmits screen content that has not been released to all meeting participants via video stream.
Affected Versions:
Zoom version 5.5.13142.0301 and prior are vulnerable

QID Detection Logic:
This authenticated QID detects zoom.exe versions by fetching a list of binaries from AppData\Roaming\Zoom\bin and from HKLM\SOFTWARE\Zoom\MSI

When a Zoom user shares a specific application window via the 'share screen' functionality, other meeting participants can briefly see contents of other application windows which were not explicitly shared

CVSS V3 rated as Medium - 4.3 severity.

CVSS V2 rated as Medium - 4.3 severity.

Solution

Customers are advised to refer Zoom security update for more information

Vendor References

CVEs related to QID 375391

CVE-2021-28133 |

Software Advisories

Advisory ID	Software	Component	Link

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