CVE-2024-21403CWE-552

CVE-2024-21403

Critical · published February 13, 2024

CVSS v3.1
9.0
EPSS
1%
Percentile
71.0
In the wild
Unconfirmed
What it is

🚨 A sneaky elevation of privilege vulnerability lurks in Microsoft Azure Kubernetes Service, and it’s ready to exploit the secrets of your confidential containers! 🔥 Think of it as a VIP lounge that lets anyone with a standard ticket access the inner sanctum — no special pass required. This flaw could let an unprivileged user breach the security barrier and snag sensitive data meant for your elite members only. An attacker could gain unauthorized access to your confidential containers, potentially allowing them to manipulate, steal, or delete vital information. This breach could lead to devastating data leaks, jeopardizing your entire operation and customer trust.

Put simply

Think of it as a VIP lounge that lets anyone with a standard ticket access the inner sanctum — no special pass required. This flaw could let an unprivileged user breach the security barrier and snag sensitive data meant for your elite members only. This vulnerability allows attackers to escalate their privileges within Azure Kubernetes Service, bypassing security measures that should protect sensitive containers. By exploiting this flaw, they could execute harmful commands as if they were an authorized user.

What to do

An attacker could gain unauthorized access to your confidential containers, potentially allowing them to manipulate, steal, or delete vital information. This breach could lead to devastating data leaks, jeopardizing your entire operation and customer trust. To protect your environment, immediately update your Azure Kubernetes Service to the latest version and apply any recommended security patches. Regularly audit your access controls and configurations to ensure they are tightly managed and monitored. You’ve got this! Follow these steps to secure your containers and keep your data locked down. 🛡️

The record
Technical detail
CVSS v3.1
9.0 · CRITICAL
Vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.01338 · 71.0th percentile
Weakness
CWE-552 · Files or Directories Accessible to External Parties
Published
2024-02-13T23:15Z
Affected products (1)
ProductVersionsFixed in
microsoft/azure_kubernetes_serviceall versions—
References (2)
EPSS history
Timeline
  • 13 FEB 18:02Z
    Microsoft Azure Kubernetes Service Confidential Container Elevation of Privilege Vulnerability
    cvelistv5