CVE-2015-6125

Use-after-free vulnerability in the DNS server in Microsoft Windows Server 2008 SP2 and R2 SP1 and Server 2012 Gold and R2 allows remote attackers to execute…

published December 9, 2015

CVSS
—
EPSS
30%
Percentile
98.2
In the wild
Unconfirmed
What it is

⚠️ This use-after-free vulnerability in Microsoft Windows DNS server might sound old, but it's still a sneaky door waiting to be opened! Think of it like a library that sells books but forgets to remove a few old titles from its catalog. A clever manipulator can request those books, gaining access to anything still on the shelf, even after it's supposed to be checked out! In this scenario, an attacker could potentially execute arbitrary code on the server, leading to unauthorized access and control over sensitive systems. Imagine a hacker slipping in a modified book, altering the entire library's catalog—yikes!

Put simply

Think of it like a library that sells books but forgets to remove a few old titles from its catalog. A clever manipulator can request those books, gaining access to anything still on the shelf, even after it's supposed to be checked out! This vulnerability allows remote attackers to exploit the DNS server through crafted requests, creating a situation where the server attempts to use memory that has already been freed. This could lead to the execution of malicious code without proper authentication.

What to do

In this scenario, an attacker could potentially execute arbitrary code on the server, leading to unauthorized access and control over sensitive systems. Imagine a hacker slipping in a modified book, altering the entire library's catalog—yikes! It's crucial to apply the latest security updates and patches available from Microsoft to mitigate this vulnerability. Additionally, consider revisiting your DNS server configurations to ensure they're as tight as a drum! You've got this! Stay vigilant, patch up, and keep those servers secure! 🛡️

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.29614 · 98.2th percentile
Published
2015-12-09T11:00Z
EPSS history
Timeline
  • 09 DEC 11:00Z
    Use-after-free vulnerability in the DNS server in Microsoft Windows Server 2008 SP2 and R2 SP1 and Server 2012 Gold and R2 allows remote attackers to execute…
    cvelistv5