CVE-2023-32014CWE-191

Windows Pragmatic General Multicast (PGM) Remote Code Execution Vulnerability

Critical · published June 13, 2023

CVSS v3.1
9.8
EPSS
2%
Percentile
80.0
In the wild
Unconfirmed
What it is

🚨 A single malformed multicast packet is all it takes for attackers to run their code on your system! 🔥 Think of Windows PGM like a delivery service that accepts any package without checking its contents — an attacker can send a malicious ‘delivery’ that changes everything inside your system! 📦 If exploited, this vulnerability allows an attacker to execute arbitrary code remotely, leading to total system takeover. Imagine cybercriminals striding into your digital fortress, stealing data, planting malware, or wreaking havoc from afar! Your security could be left wide open!

Put simply

Think of Windows PGM like a delivery service that accepts any package without checking its contents — an attacker can send a malicious ‘delivery’ that changes everything inside your system! 📦 The Windows PGM vulnerability (CVE-2023-32014) allows remote code execution via crafted multicast packets, exploiting the way the system processes these packets without adequate validation.

What to do

If exploited, this vulnerability allows an attacker to execute arbitrary code remotely, leading to total system takeover. Imagine cybercriminals striding into your digital fortress, stealing data, planting malware, or wreaking havoc from afar! Your security could be left wide open! To shield your systems, immediately disable the Windows PGM protocol in the network settings. Keep your operating systems up to date, applying patches as soon as they’re released! Don't forget to review your firewall rules to block any unnecessary multicast traffic! You've got this! With these steps, you'll be on your way to securing your systems in no time! 🛡️

The record
Technical detail
CVSS v3.1
9.8 · CRITICAL
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
CVSS v4.0
Not supplied
EPSS
0.01943 · 80.0th percentile
Weakness
CWE-191 · Integer Underflow (Wrap or Wraparound)
Published
2023-06-13T23:26Z
EPSS history
Timeline
  • 13 JUN 23:26Z
    Windows Pragmatic General Multicast (PGM) Remote Code Execution Vulnerability
    cvelistv5