CVE-2009-3869

Stack-based buffer overflow in the setDiffICM function in the Abstract Window Toolkit (AWT) in Java Runtime Environment (JRE) in Sun Java SE in JDK and JRE 5.0…

published November 5, 2009

Patch now

High probability of exploitation

NVD has not assigned a CVSS score to this record. It sits in the 99.3th percentile for exploit probability.

CVSS
—
EPSS
65%
Percentile
99.3
In the wild
Unconfirmed
What it is

⚠️ A crafty buffer overflow hides in Java's Abstract Window Toolkit! An attacker could exploit this flaw with a specially crafted argument — think of it as a sneaky delivery that overflows your mailbox! 📦 Imagine a post office that keeps accepting packages until they burst out of the building. That's what happens when setDiffICM doesn't properly manage its input, allowing attackers to send in too much data and overflow the stack. If exploited, a remote attacker could execute arbitrary code on the server, which means they could take control, read sensitive data, or even bring the system down — talk about a digital disaster! This vulnerability is especially concerning given its impact on older Java versions that still linger in environments.

Put simply

Imagine a post office that keeps accepting packages until they burst out of the building. That's what happens when setDiffICM doesn't properly manage its input, allowing attackers to send in too much data and overflow the stack. CVE-2009-3869 is a stack-based buffer overflow vulnerability in the setDiffICM function within Java's Abstract Window Toolkit (AWT). Attackers can exploit this flaw by sending specially crafted arguments, leading to arbitrary code execution.

What to do

If exploited, a remote attacker could execute arbitrary code on the server, which means they could take control, read sensitive data, or even bring the system down — talk about a digital disaster! This vulnerability is especially concerning given its impact on older Java versions that still linger in environments. If you're running affected versions of JRE or JDK, be sure to upgrade to at least JDK and JRE 5.0 Update 22, JDK and JRE 6 Update 17, or later versions. Regularly check for updates and apply them promptly to keep your applications secure! 🔒 You've got this! Stay proactive, and your systems will remain safe and sound. 🛡️

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.65353 · 99.3th percentile
Published
2009-11-05T16:00Z
EPSS history
Timeline
  • 05 NOV 16:00Z
    Stack-based buffer overflow in the setDiffICM function in the Abstract Window Toolkit (AWT) in Java Runtime Environment (JRE) in Sun Java SE in JDK and JRE 5.0…
    cvelistv5