CVE-2009-2195

Buffer overflow in WebKit in Apple Safari before 4.0.3 allows remote attackers to execute arbitrary code or cause a denial of service (application crash) via…

published August 12, 2009

CVSS
—
EPSS
13%
Percentile
96.4
In the wild
Unconfirmed
What it is

⚠️ A crafty floating-point number can cause a buffer overflow in Apple’s WebKit before version 4.0.3! It’s like trying to fit a giant sofa through a tiny door—something’s gotta give! Imagine a delivery driver trying to shove a massive package through a narrow mailbox slot—eventually, the box bursts open, spilling its contents everywhere! That’s similar to how this buffer overflow can happen when the application processes oversized floating-point numbers. If exploited, an attacker could execute arbitrary code on systems running affected versions of Safari or cause the application to crash, resulting in a frustrating denial of service. This could leave your browsing experience in tatters and your sensitive data wide open to misuse!

Put simply

Imagine a delivery driver trying to shove a massive package through a narrow mailbox slot—eventually, the box bursts open, spilling its contents everywhere! That’s similar to how this buffer overflow can happen when the application processes oversized floating-point numbers. This vulnerability occurs in WebKit, where the mishandling of crafted floating-point numbers leads to a buffer overflow, allowing remote code execution or crashes. It's a flaw in how the browser processes numerical data, opening the door to potential exploits.

What to do

If exploited, an attacker could execute arbitrary code on systems running affected versions of Safari or cause the application to crash, resulting in a frustrating denial of service. This could leave your browsing experience in tatters and your sensitive data wide open to misuse! Update Safari to version 4.0.3 or later to patch this vulnerability. Always stay vigilant by applying security updates regularly and reviewing application settings to enhance your browsing security. You’ve got this! Stay updated and keep your internet experience safe and sound! 🛡️

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.13294 · 96.4th percentile
Published
2009-08-12T19:00Z
EPSS history
Timeline
  • 12 AUG 19:00Z
    Buffer overflow in WebKit in Apple Safari before 4.0.3 allows remote attackers to execute arbitrary code or cause a denial of service (application crash) via…
    cvelistv5