CVE-2009-0090

Microsoft .NET Framework 1.0 SP3, 1.1 SP1, and 2.0 SP1 does not properly validate .NET verifiable code, which allows remote attackers to obtain unintended…

published October 14, 2009

CVSS
—
EPSS
21%
Percentile
97.6
In the wild
Unconfirmed
What it is

⚠️ A crafty XAML application can lead to unintended access like a magician pulling a rabbit from a hat! 🎩 Think of it like an unauthorized guest sneaking into a party, finding hidden rooms, and helping themselves to what they shouldn’t touch. This vulnerability in the Microsoft .NET Framework allows attackers to exploit unverified code to access sensitive stack memory, just like that guest rummaging through your private stash of goodies. An attacker could potentially execute arbitrary code and manipulate the system in unexpected ways. This could lead to data breaches or even complete system compromises, making it a real headache for any organization relying on vulnerable versions!

Put simply

Think of it like an unauthorized guest sneaking into a party, finding hidden rooms, and helping themselves to what they shouldn’t touch. This vulnerability in the Microsoft .NET Framework allows attackers to exploit unverified code to access sensitive stack memory, just like that guest rummaging through your private stash of goodies. This vulnerability arises because the Microsoft .NET Framework 1.0 SP3, 1.1 SP1, and 2.0 SP1 fail to properly validate verifiable code in specific applications, allowing attackers to exploit crafted applications to access stack memory.

What to do

An attacker could potentially execute arbitrary code and manipulate the system in unexpected ways. This could lead to data breaches or even complete system compromises, making it a real headache for any organization relying on vulnerable versions! To mitigate this issue, ensure your systems are upgraded to the latest versions of the .NET Framework. It's crucial to remove any outdated versions and regularly check for updates. Implement strict validation checks for any incoming applications as an additional layer of security. You've got this! With a few careful steps, you can secure your systems and keep those pesky attackers at bay! 🛡️

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.20982 · 97.6th percentile
Published
2009-10-14T10:00Z
EPSS history
Timeline
  • 14 OCT 10:00Z
    Microsoft .NET Framework 1.0 SP3, 1.1 SP1, and 2.0 SP1 does not properly validate .NET verifiable code, which allows remote attackers to obtain unintended…
    cvelistv5