CVE-2023-38036

A security vulnerability within Ivanti Avalanche Manager before version 6.4.1 may allow an unauthenticated attacker to create a buffer overflow that could…

Critical · published July 12, 2025

CVSS v3.1
9.8
EPSS
3%
Percentile
86.5
In the wild
Unconfirmed
What it is

🚨 An unauthenticated attacker can trigger a buffer overflow in Ivanti Avalanche Manager, opening the door to severe service disruptions or even arbitrary code execution! 🔥 Think of this vulnerability like a restaurant kitchen where a delivery person can toss in extra ingredients without checking—if the chef isn’t careful, their secret recipe could be ruined, or worse, a harmful dish could be served! If exploited, an attacker could disrupt services and potentially execute malicious code on the server, leading to significant downtime or data compromise. This is a critical situation that could leave your entire network vulnerable to catastrophic failures.

Put simply

Think of this vulnerability like a restaurant kitchen where a delivery person can toss in extra ingredients without checking—if the chef isn’t careful, their secret recipe could be ruined, or worse, a harmful dish could be served! The vulnerability arises from improper handling of buffer overflows in Ivanti Avalanche Manager before version 6.4.1. This flaw allows attackers to manipulate memory allocation, enabling them to control the execution flow of the application.

What to do

If exploited, an attacker could disrupt services and potentially execute malicious code on the server, leading to significant downtime or data compromise. This is a critical situation that could leave your entire network vulnerable to catastrophic failures. It's crucial to patch your Ivanti Avalanche Manager to version 6.4.1 or later immediately. Review your security protocols and consider implementing additional monitoring to catch any suspicious activities. Don't forget to inform your team about this critical update! You got this! By taking action now, you're on your way to securing your environment from this threat! 🛡️

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
CVSS v4.0
Not supplied
EPSS
0.02836 · 86.5th percentile
Published
2025-07-12T03:30Z
EPSS history
Timeline
  • 12 JUL 03:30Z
    A security vulnerability within Ivanti Avalanche Manager before version 6.4.1 may allow an unauthenticated attacker to create a buffer overflow that could…
    cvelistv5