CVE-2025-59192CWE-126

Storport.sys Driver Elevation of Privilege Vulnerability

High · published October 14, 2025

CVSS v3.1
7.8
EPSS
0%
Percentile
20.8
In the wild
Unconfirmed
What it is

⚡ A sneaky buffer over-read in the Storport.sys Driver could let an authorized attacker level up their privileges locally — talk about unintended promotions! 🔥 Imagine if someone could sneak a peek at all the hidden upgrades on an office printer, getting access to all the premium features without permission. That’s what this vulnerability does, granting access to sensitive portions of the system that should be off-limits. An attacker with local access could exploit this flaw to escalate their privileges, potentially gaining control over critical system functions. This could lead to unauthorized access to sensitive data, manipulation of system settings, or even a complete takeover of the system.

Put simply

Imagine if someone could sneak a peek at all the hidden upgrades on an office printer, getting access to all the premium features without permission. That’s what this vulnerability does, granting access to sensitive portions of the system that should be off-limits. This buffer over-read vulnerability in the Storport.sys Driver allows attackers to read beyond the intended buffer, exposing sensitive data and facilitating privilege escalation for authorized users.

What to do

An attacker with local access could exploit this flaw to escalate their privileges, potentially gaining control over critical system functions. This could lead to unauthorized access to sensitive data, manipulation of system settings, or even a complete takeover of the system. To mitigate this threat, ensure your system is updated with the latest security patches from Microsoft. Regularly audit user permissions and restrict access based on the principle of least privilege. 🔒 You've got this! Stay proactive, and together we can keep our systems secure! 🛡️

The record
Technical detail
CVSS v3.1
7.8 · HIGH
Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
CVSS v4.0
Not supplied
EPSS
0.00294 · 20.8th percentile
Weakness
CWE-126 · Buffer Over-read
Published
2025-10-14T17:01Z
EPSS history
Timeline
  • 14 OCT 17:01Z
    Storport.sys Driver Elevation of Privilege Vulnerability
    cvelistv5