CVE-2024-49035KEV · OVERDUECWE-269

Partner.Microsoft.Com Elevation of Privilege Vulnerability

High · published November 26, 2024

Patch now

Confirmed exploited, and the score agrees

CVSS calls it high at 8.7. It is confirmed in active exploitation. It sits in the 70.2th percentile for exploit probability.

584
days past CISA
deadline
CVSS v3.1
8.7
EPSS
1%
Percentile
70.2
In the wild
Confirmed
What it is

🚨 An unauthenticated attacker can elevate privileges on Partner.Microsoft.com without breaking a sweat! ⚡ Picture a sneaky thief who finds a hidden door that leads directly to the CEO’s office without needing a keycard — that’s how this vulnerability works, granting direct access to sensitive areas without any authentication checks. An attacker could waltz right in, gaining admin-level access and wreaking havoc — think of changing configurations, accessing confidential data, or even locking out legitimate users. This unauthorized access could lead to data breaches or service disruptions that can impact not just the company, but also its partners and customers.

Put simply

Picture a sneaky thief who finds a hidden door that leads directly to the CEO’s office without needing a keycard — that’s how this vulnerability works, granting direct access to sensitive areas without any authentication checks. This vulnerability stems from improper access controls, which allow unauthenticated users to elevate their privileges over the network, giving them unwarranted access to sensitive resources.

What to do

An attacker could waltz right in, gaining admin-level access and wreaking havoc — think of changing configurations, accessing confidential data, or even locking out legitimate users. This unauthorized access could lead to data breaches or service disruptions that can impact not just the company, but also its partners and customers. To protect your environment, immediately patch to the latest version provided by Microsoft, review access control configurations, and conduct a full security audit of your network to identify any potential risks. Regularly monitor for unusual access patterns as an additional precaution. You've got this! With these steps, you'll fortify your defenses and keep your network safe. 🛡️

The record
Technical detail
CVSS v3.1
8.7 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N/E:U/RL:O/RC:C
CVSS v4.0
Not supplied
EPSS
0.01300 · 70.2th percentile
Weakness
CWE-269 · Improper Privilege Management
Published
2024-11-26T19:40Z
KEV added
2025-02-25 · due 2025-03-18
EPSS history
Timeline
  • 25 FEB 00:00Z
    Added to CISA KEV — remediate by Mar 18
    kev
  • 26 NOV 19:40Z
    Partner.Microsoft.Com Elevation of Privilege Vulnerability
    cvelistv5