CVE-2023-39216CWE-80

Improper input validation in Zoom Desktop Client for Windows before 5.14.7 may allow an unauthenticated user to enable an escalation of privilege via network…

Critical · published August 8, 2023

CVSS v3.1
9.6
EPSS
1%
Percentile
68.6
In the wild
Unconfirmed
What it is

🚨 A small oversight in Zoom's Desktop Client before version 5.14.7 opens a window for unauthenticated users to escalate their privileges — and it's absolutely critical! 🔥 Think of it like a hotel with a faulty keycard system — anyone can walk in and upgrade their own room to the penthouse suite, without ever checking in! This vulnerability lets attackers exploit improper input validation to gain unauthorized access and control. If exploited, an attacker could elevate their permissions and potentially take over your entire system, leading to unauthorized data access, leaks, or even malicious actions that compromise your organization. The consequences could be mind-blowingly disastrous!

Put simply

Think of it like a hotel with a faulty keycard system — anyone can walk in and upgrade their own room to the penthouse suite, without ever checking in! This vulnerability lets attackers exploit improper input validation to gain unauthorized access and control. This vulnerability allows unauthenticated users to enable privilege escalation via network access due to improper input validation in the Zoom Desktop Client for Windows. Without proper checks, attackers can manipulate inputs to gain elevated privileges.

What to do

If exploited, an attacker could elevate their permissions and potentially take over your entire system, leading to unauthorized data access, leaks, or even malicious actions that compromise your organization. The consequences could be mind-blowingly disastrous! Update your Zoom Desktop Client to version 5.14.7 or later immediately to close this security gap. Additionally, review your network security policies to ensure only authorized users can access sensitive resources. Consider conducting regular security audits to catch vulnerabilities sooner! You've got this! By following these steps, you're taking charge of your security and protecting your digital domain like a true hero! 🛡️

The record
Technical detail
CVSS v3.1
9.6 · CRITICAL
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.01227 · 68.6th percentile
Weakness
CWE-80 · Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS)
Published
2023-08-08T17:48Z
EPSS history
Timeline
  • 08 AUG 17:48Z
    Improper input validation in Zoom Desktop Client for Windows before 5.14.7 may allow an unauthenticated user to enable an escalation of privilege via network…
    cvelistv5