CVE-2009-0927KEV · OVERDUE

Adobe Reader and Adobe Acrobat Stack-Based Buffer Overflow Vulnerability

High · published March 19, 2009

Patch now

Confirmed exploited, and the score agrees

CVSS calls it high at 8.8. It is confirmed in active exploitation. It sits in the 99.9th percentile for exploit probability.

1652
days past CISA
deadline
CVSS v3.1
8.8
EPSS
97%
Percentile
99.9
In the wild
Confirmed
What it is

🚨 Remote attackers can exploit this stack-based buffer overflow in Adobe Reader and Acrobat 9, 8, and 7, so if you're still using these versions, it's time to pay attention! Think of the getIcon method as a waiter at a restaurant who mistakenly serves a dish without checking if it's safe — one wrong order could lead to a complete kitchen disaster! An attacker could send a specially crafted argument to the vulnerable method, allowing them to execute arbitrary code on your system. This isn't just a prank; it could lead to loss of confidential information, unauthorized access to sensitive data, or even a complete system takeover!

Put simply

Think of the getIcon method as a waiter at a restaurant who mistakenly serves a dish without checking if it's safe — one wrong order could lead to a complete kitchen disaster! This vulnerability occurs due to a stack-based buffer overflow in specific versions of Adobe Reader and Acrobat, allowing remote code execution through improper handling of input data in the getIcon method of a Collab object.

What to do

An attacker could send a specially crafted argument to the vulnerable method, allowing them to execute arbitrary code on your system. This isn't just a prank; it could lead to loss of confidential information, unauthorized access to sensitive data, or even a complete system takeover! To protect your systems, immediately upgrade Adobe Reader and Acrobat to versions 9.1, 8.1.3, or 7.1.1 or later. Additionally, consider implementing stricter input validation to prevent unauthorized code execution in the future. You've got this! Stay secure by following these steps, and you'll be on your way to hero status! 🛡️

The record
Technical detail
CVSS v3.1
8.8 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.96632 · 99.9th percentile
Published
2009-03-19T10:00Z
KEV added
2022-03-25 · due 2022-04-15
EPSS history
Timeline
  • 25 MAR 00:00Z
    Added to CISA KEV — remediate by Apr 15
    kev
  • 19 MAR 10:00Z
    Stack-based buffer overflow in Adobe Reader and Adobe Acrobat 9 before 9.1, 8 before 8.1.3 , and 7 before 7.1.1 allows remote attackers to execute arbitrary…
    cvelistv5