CVE-2025-29814CWE-20

Microsoft Partner Center Elevation of Privilege Vulnerability

Critical · published March 21, 2025

CVSS v3.1
9.3
EPSS
2%
Percentile
82.8
In the wild
Unconfirmed
What it is

🚨 An authorized user can level up their privileges over the network in Microsoft Partner Center—like upgrading a guest pass to a VIP backstage pass! 🔥 Think of it as someone sneaking into a concert, showing an ordinary ticket, and then somehow getting backstage access to meet the band—this flaw allows an attacker to exploit their existing position without detection. The consequences of this vulnerability are absolutely devastating: an attacker could gain access to sensitive data or configure settings at will, potentially leading to data breaches or unauthorized actions. This sort of breach can not only disrupt operations but also compromise the integrity of your network.

Put simply

Think of it as someone sneaking into a concert, showing an ordinary ticket, and then somehow getting backstage access to meet the band—this flaw allows an attacker to exploit their existing position without detection. The improper authorization flaw in Microsoft Partner Center permits an attacker with legitimate access to elevate their privileges, gaining unauthorized access to sensitive functions and data within the system.

What to do

The consequences of this vulnerability are absolutely devastating: an attacker could gain access to sensitive data or configure settings at will, potentially leading to data breaches or unauthorized actions. This sort of breach can not only disrupt operations but also compromise the integrity of your network. Immediate action is crucial! Review user privileges, ensure that proper authorization checks are in place, and apply security updates as soon as they are released by Microsoft. Conduct a thorough access audit to identify any potentially exposed sensitive data. You've got this! With the right steps, you can shore up your defenses and keep your systems safe. 🛡️

The record
Technical detail
CVSS v3.1
9.3 · CRITICAL
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:H/A:H/E:P/RL:O/RC:C
CVSS v4.0
Not supplied
EPSS
0.02258 · 82.8th percentile
Weakness
CWE-20 · Improper Input Validation
Published
2025-03-21T00:29Z
EPSS history
Timeline
  • 21 MAR 00:29Z
    Microsoft Partner Center Elevation of Privilege Vulnerability
    cvelistv5