CVE-2021-21938CWE-193

A heap-based buffer overflow vulnerability exists in the Palette box parser functionality of Accusoft ImageGear 19.10

Critical · published April 14, 2022

CVSS v3.1
9.8
EPSS
2%
Percentile
79.7
In the wild
Unconfirmed
What it is

🔥 A crafty crafted file is all it takes to exploit this heap-based buffer overflow in Accusoft ImageGear 19.10! Think of it like a tricky puzzle box that seems innocent until you push the wrong piece. One misplaced piece can lead to chaos inside, allowing attackers to take control without a second thought! If exploited, an attacker could achieve remote code execution, effectively hijacking the system. This could lead to devastating ramifications, like unauthorized access to sensitive data or complete system takeover—yikes!

Put simply

Think of it like a tricky puzzle box that seems innocent until you push the wrong piece. One misplaced piece can lead to chaos inside, allowing attackers to take control without a second thought! This heap-based buffer overflow vulnerability allows a specially-crafted file to corrupt memory, potentially letting attackers execute arbitrary code on the affected system. It’s like handing over the keys to your digital fortress through a cleverly disguised package!

What to do

If exploited, an attacker could achieve remote code execution, effectively hijacking the system. This could lead to devastating ramifications, like unauthorized access to sensitive data or complete system takeover—yikes! Ensure you immediately patch Accusoft ImageGear to the latest version beyond 19.10. Additionally, validate all files before processing to guard against malicious inputs! You can tackle this vulnerability head-on! Follow these steps, patch up, and keep your system secure! 🛡️

The record
Technical detail
CVSS v3.1
9.8 · CRITICAL
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.01913 · 79.7th percentile
Weakness
CWE-193 · Off-by-one Error
Published
2022-04-14T19:55Z
EPSS history
Timeline
  • 14 APR 19:55Z
    A heap-based buffer overflow vulnerability exists in the Palette box parser functionality of Accusoft ImageGear 19.10
    cvelistv5